Home / 114,003,935.52-157,342,240.92-72,191,818.38

Finding the Fourth Proportional to 114,003,935.52, 157,342,240.92 and 72,191,818.38

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Solution

The fourth proportional to 114,003,935.52, 157,342,240.92 and 72,191,818.38 is: 99,635,354.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,003,935.52 : 157,342,240.92 = 72,191,818.38 : x
  2. Step 2: Convert to fraction form
    114,003,935.52/157,342,240.92 = 72,191,818.38/x
  3. Step 3: Cross multiply
    114,003,935.52x = 157,342,240.92 × 72,191,818.38
  4. Step 4: Simplify right side
    114,003,935.52x = 11,358,822,479,998,842
  5. Step 5: Solve for x
    x = 11,358,822,479,998,842/114,003,935.52
  6. Step 6: Final answer
    x = 99,635,354.06

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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.