Home / 13,883,915,425.60-20,825,873,138.40-9,699,774,144.40

Finding the Fourth Proportional to 13,883,915,425.60, 20,825,873,138.40 and 9,699,774,144.40

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Solution

The fourth proportional to 13,883,915,425.60, 20,825,873,138.40 and 9,699,774,144.40 is: 14,549,661,216.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,883,915,425.60 : 20,825,873,138.40 = 9,699,774,144.40 : x
  2. Step 2: Convert to fraction form
    13,883,915,425.60/20,825,873,138.40 = 9,699,774,144.40/x
  3. Step 3: Cross multiply
    13,883,915,425.60x = 20,825,873,138.40 × 9,699,774,144.40
  4. Step 4: Simplify right side
    13,883,915,425.60x = 202,006,265,802,406,821,888
  5. Step 5: Solve for x
    x = 202,006,265,802,406,821,888/13,883,915,425.60
  6. Step 6: Final answer
    x = 14,549,661,216.60

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Double scale
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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.