Home / 5,133,129,971.60-7,699,694,957.40-1,255,736,435.60

Finding the Fourth Proportional to 5,133,129,971.60, 7,699,694,957.40 and 1,255,736,435.60

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Solution

The fourth proportional to 5,133,129,971.60, 7,699,694,957.40 and 1,255,736,435.60 is: 1,883,604,653.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133,129,971.60 : 7,699,694,957.40 = 1,255,736,435.60 : x
  2. Step 2: Convert to fraction form
    5,133,129,971.60/7,699,694,957.40 = 1,255,736,435.60/x
  3. Step 3: Cross multiply
    5,133,129,971.60x = 7,699,694,957.40 × 1,255,736,435.60
  4. Step 4: Simplify right side
    5,133,129,971.60x = 9,668,787,501,012,768,768
  5. Step 5: Solve for x
    x = 9,668,787,501,012,768,768/5,133,129,971.60
  6. Step 6: Final answer
    x = 1,883,604,653.40

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Half scale
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Double scale
Find fourth proportional to 5,133,129,972.60, 7,699,694,958.90 and 1,255,736,436.60
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.