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Finding the Fourth Proportional to 654,700,502.80, 904,668,526.80 and 466,201,541.60

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Solution

The fourth proportional to 654,700,502.80, 904,668,526.80 and 466,201,541.60 is: 644,199,691.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,700,502.80 : 904,668,526.80 = 466,201,541.60 : x
  2. Step 2: Convert to fraction form
    654,700,502.80/904,668,526.80 = 466,201,541.60/x
  3. Step 3: Cross multiply
    654,700,502.80x = 904,668,526.80 × 466,201,541.60
  4. Step 4: Simplify right side
    654,700,502.80x = 421,757,861,831,160,896
  5. Step 5: Solve for x
    x = 421,757,861,831,160,896/654,700,502.80
  6. Step 6: Final answer
    x = 644,199,691.35

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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.