Home / 143,690,662.48-215,672,258.84-88,937,624.88

Finding the Fourth Proportional to 143,690,662.48, 215,672,258.84 and 88,937,624.88

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Solution

The fourth proportional to 143,690,662.48, 215,672,258.84 and 88,937,624.88 is: 133,490,778.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,690,662.48 : 215,672,258.84 = 88,937,624.88 : x
  2. Step 2: Convert to fraction form
    143,690,662.48/215,672,258.84 = 88,937,624.88/x
  3. Step 3: Cross multiply
    143,690,662.48x = 215,672,258.84 × 88,937,624.88
  4. Step 4: Simplify right side
    143,690,662.48x = 19,181,378,453,734,184
  5. Step 5: Solve for x
    x = 19,181,378,453,734,184/143,690,662.48
  6. Step 6: Final answer
    x = 133,490,778.89

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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.