Home / 514,280,072.50-709,694,428.61-302,600,613.74

Finding the Fourth Proportional to 514,280,072.50, 709,694,428.61 and 302,600,613.74

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Solution

The fourth proportional to 514,280,072.50, 709,694,428.61 and 302,600,613.74 is: 417,581,744.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,280,072.50 : 709,694,428.61 = 302,600,613.74 : x
  2. Step 2: Convert to fraction form
    514,280,072.50/709,694,428.61 = 302,600,613.74/x
  3. Step 3: Cross multiply
    514,280,072.50x = 709,694,428.61 × 302,600,613.74
  4. Step 4: Simplify right side
    514,280,072.50x = 214,753,969,662,452,640
  5. Step 5: Solve for x
    x = 214,753,969,662,452,640/514,280,072.50
  6. Step 6: Final answer
    x = 417,581,744.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.