Home / 3,412,207,309.60-5,118,310,964.40-2,953,042,285.60

Finding the Fourth Proportional to 3,412,207,309.60, 5,118,310,964.40 and 2,953,042,285.60

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Solution

The fourth proportional to 3,412,207,309.60, 5,118,310,964.40 and 2,953,042,285.60 is: 4,429,563,428.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412,207,309.60 : 5,118,310,964.40 = 2,953,042,285.60 : x
  2. Step 2: Convert to fraction form
    3,412,207,309.60/5,118,310,964.40 = 2,953,042,285.60/x
  3. Step 3: Cross multiply
    3,412,207,309.60x = 5,118,310,964.40 × 2,953,042,285.60
  4. Step 4: Simplify right side
    3,412,207,309.60x = 15,114,588,708,723,314,688
  5. Step 5: Solve for x
    x = 15,114,588,708,723,314,688/3,412,207,309.60
  6. Step 6: Final answer
    x = 4,429,563,428.40

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Double scale
Find fourth proportional to 3,412,207,310.60, 5,118,310,965.90 and 2,953,042,286.60
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.