Home / 161,705,659.40-242,558,489.10-88,894,305.80

Finding the Fourth Proportional to 161,705,659.40, 242,558,489.10 and 88,894,305.80

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Solution

The fourth proportional to 161,705,659.40, 242,558,489.10 and 88,894,305.80 is: 133,341,458.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,705,659.40 : 242,558,489.10 = 88,894,305.80 : x
  2. Step 2: Convert to fraction form
    161,705,659.40/242,558,489.10 = 88,894,305.80/x
  3. Step 3: Cross multiply
    161,705,659.40x = 242,558,489.10 × 88,894,305.80
  4. Step 4: Simplify right side
    161,705,659.40x = 21,562,068,504,441,364
  5. Step 5: Solve for x
    x = 21,562,068,504,441,364/161,705,659.40
  6. Step 6: Final answer
    x = 133,341,458.70

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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.