Home / 93,465,320.50-128,981,825.17-51,648,218.38

Finding the Fourth Proportional to 93,465,320.50, 128,981,825.17 and 51,648,218.38

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Solution

The fourth proportional to 93,465,320.50, 128,981,825.17 and 51,648,218.38 is: 71,274,366.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,465,320.50 : 128,981,825.17 = 51,648,218.38 : x
  2. Step 2: Convert to fraction form
    93,465,320.50/128,981,825.17 = 51,648,218.38/x
  3. Step 3: Cross multiply
    93,465,320.50x = 128,981,825.17 × 51,648,218.38
  4. Step 4: Simplify right side
    93,465,320.50x = 6,661,681,473,431,141
  5. Step 5: Solve for x
    x = 6,661,681,473,431,141/93,465,320.50
  6. Step 6: Final answer
    x = 71,274,366.13

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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.