Home / 160,496,996.59-221,553,656.09-108,356,656.69

Finding the Fourth Proportional to 160,496,996.59, 221,553,656.09 and 108,356,656.69

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Solution

The fourth proportional to 160,496,996.59, 221,553,656.09 and 108,356,656.69 is: 149,577,960.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,496,996.59 : 221,553,656.09 = 108,356,656.69 : x
  2. Step 2: Convert to fraction form
    160,496,996.59/221,553,656.09 = 108,356,656.69/x
  3. Step 3: Cross multiply
    160,496,996.59x = 221,553,656.09 × 108,356,656.69
  4. Step 4: Simplify right side
    160,496,996.59x = 24,006,813,451,358,456
  5. Step 5: Solve for x
    x = 24,006,813,451,358,456/160,496,996.59
  6. Step 6: Final answer
    x = 149,577,960.72

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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.