Home / 161,705,511.15-242,558,266.73-88,894,157.55

Finding the Fourth Proportional to 161,705,511.15, 242,558,266.73 and 88,894,157.55

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Solution

The fourth proportional to 161,705,511.15, 242,558,266.73 and 88,894,157.55 is: 133,341,236.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,705,511.15 : 242,558,266.73 = 88,894,157.55 : x
  2. Step 2: Convert to fraction form
    161,705,511.15/242,558,266.73 = 88,894,157.55/x
  3. Step 3: Cross multiply
    161,705,511.15x = 242,558,266.73 × 88,894,157.55
  4. Step 4: Simplify right side
    161,705,511.15x = 21,562,012,777,751,540
  5. Step 5: Solve for x
    x = 21,562,012,777,751,540/161,705,511.15
  6. Step 6: Final answer
    x = 133,341,236.33

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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.