Home / 161,705,378.40-242,558,067.60-88,894,024.80

Finding the Fourth Proportional to 161,705,378.40, 242,558,067.60 and 88,894,024.80

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Solution

The fourth proportional to 161,705,378.40, 242,558,067.60 and 88,894,024.80 is: 133,341,037.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,705,378.40 : 242,558,067.60 = 88,894,024.80 : x
  2. Step 2: Convert to fraction form
    161,705,378.40/242,558,067.60 = 88,894,024.80/x
  3. Step 3: Cross multiply
    161,705,378.40x = 242,558,067.60 × 88,894,024.80
  4. Step 4: Simplify right side
    161,705,378.40x = 21,561,962,876,674,476
  5. Step 5: Solve for x
    x = 21,561,962,876,674,476/161,705,378.40
  6. Step 6: Final answer
    x = 133,341,037.20

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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.