Home / 161,705,462.40-242,558,193.60-88,894,108.80

Finding the Fourth Proportional to 161,705,462.40, 242,558,193.60 and 88,894,108.80

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Solution

The fourth proportional to 161,705,462.40, 242,558,193.60 and 88,894,108.80 is: 133,341,163.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,705,462.40 : 242,558,193.60 = 88,894,108.80 : x
  2. Step 2: Convert to fraction form
    161,705,462.40/242,558,193.60 = 88,894,108.80/x
  3. Step 3: Cross multiply
    161,705,462.40x = 242,558,193.60 × 88,894,108.80
  4. Step 4: Simplify right side
    161,705,462.40x = 21,561,994,452,209,864
  5. Step 5: Solve for x
    x = 21,561,994,452,209,864/161,705,462.40
  6. Step 6: Final answer
    x = 133,341,163.20

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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.