Home / 161,705,432.40-242,558,148.61-88,894,078.80

Finding the Fourth Proportional to 161,705,432.40, 242,558,148.61 and 88,894,078.80

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Solution

The fourth proportional to 161,705,432.40, 242,558,148.61 and 88,894,078.80 is: 133,341,118.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,705,432.40 : 242,558,148.61 = 88,894,078.80 : x
  2. Step 2: Convert to fraction form
    161,705,432.40/242,558,148.61 = 88,894,078.80/x
  3. Step 3: Cross multiply
    161,705,432.40x = 242,558,148.61 × 88,894,078.80
  4. Step 4: Simplify right side
    161,705,432.40x = 21,561,983,176,119,452
  5. Step 5: Solve for x
    x = 21,561,983,176,119,452/161,705,432.40
  6. Step 6: Final answer
    x = 133,341,118.21

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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.