Home / 161,705,909.90-242,558,864.85-88,894,556.30

Finding the Fourth Proportional to 161,705,909.90, 242,558,864.85 and 88,894,556.30

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Solution

The fourth proportional to 161,705,909.90, 242,558,864.85 and 88,894,556.30 is: 133,341,834.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,705,909.90 : 242,558,864.85 = 88,894,556.30 : x
  2. Step 2: Convert to fraction form
    161,705,909.90/242,558,864.85 = 88,894,556.30/x
  3. Step 3: Cross multiply
    161,705,909.90x = 242,558,864.85 × 88,894,556.30
  4. Step 4: Simplify right side
    161,705,909.90x = 21,562,162,667,472,416
  5. Step 5: Solve for x
    x = 21,562,162,667,472,416/161,705,909.90
  6. Step 6: Final answer
    x = 133,341,834.45

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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.