Home / 514,861,330.80-772,291,996.20-472,535,007.60

Finding the Fourth Proportional to 514,861,330.80, 772,291,996.20 and 472,535,007.60

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Solution

The fourth proportional to 514,861,330.80, 772,291,996.20 and 472,535,007.60 is: 708,802,511.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,861,330.80 : 772,291,996.20 = 472,535,007.60 : x
  2. Step 2: Convert to fraction form
    514,861,330.80/772,291,996.20 = 472,535,007.60/x
  3. Step 3: Cross multiply
    514,861,330.80x = 772,291,996.20 × 472,535,007.60
  4. Step 4: Simplify right side
    514,861,330.80x = 364,935,004,293,786,240
  5. Step 5: Solve for x
    x = 364,935,004,293,786,240/514,861,330.80
  6. Step 6: Final answer
    x = 708,802,511.40

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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.