Home / 127,565,681.32-191,379,001.92-41,304,183.40

Finding the Fourth Proportional to 127,565,681.32, 191,379,001.92 and 41,304,183.40

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Solution

The fourth proportional to 127,565,681.32, 191,379,001.92 and 41,304,183.40 is: 61,966,144.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,565,681.32 : 191,379,001.92 = 41,304,183.40 : x
  2. Step 2: Convert to fraction form
    127,565,681.32/191,379,001.92 = 41,304,183.40/x
  3. Step 3: Cross multiply
    127,565,681.32x = 191,379,001.92 × 41,304,183.40
  4. Step 4: Simplify right side
    127,565,681.32x = 7,904,753,394,212,631
  5. Step 5: Solve for x
    x = 7,904,753,394,212,631/127,565,681.32
  6. Step 6: Final answer
    x = 61,966,144.13

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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.