Home / 102,607,867,727.62-153,937,437,294.96-72,413,960,593.62

Finding the Fourth Proportional to 102,607,867,727.62, 153,937,437,294.96 and 72,413,960,593.62

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Solution

The fourth proportional to 102,607,867,727.62, 153,937,437,294.96 and 72,413,960,593.62 is: 108,639,032,902.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,607,867,727.62 : 153,937,437,294.96 = 72,413,960,593.62 : x
  2. Step 2: Convert to fraction form
    102,607,867,727.62/153,937,437,294.96 = 72,413,960,593.62/x
  3. Step 3: Cross multiply
    102,607,867,727.62x = 153,937,437,294.96 × 72,413,960,593.62
  4. Step 4: Simplify right side
    102,607,867,727.62x = 11,147,219,518,159,314,747,392
  5. Step 5: Solve for x
    x = 11,147,219,518,159,314,747,392/102,607,867,727.62
  6. Step 6: Final answer
    x = 108,639,032,902.92

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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.