Home / 159,006,157.70-219,427,177.65-89,391,848.18

Finding the Fourth Proportional to 159,006,157.70, 219,427,177.65 and 89,391,848.18

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Solution

The fourth proportional to 159,006,157.70, 219,427,177.65 and 89,391,848.18 is: 123,360,008.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,006,157.70 : 219,427,177.65 = 89,391,848.18 : x
  2. Step 2: Convert to fraction form
    159,006,157.70/219,427,177.65 = 89,391,848.18/x
  3. Step 3: Cross multiply
    159,006,157.70x = 219,427,177.65 × 89,391,848.18
  4. Step 4: Simplify right side
    159,006,157.70x = 19,615,000,951,054,692
  5. Step 5: Solve for x
    x = 19,615,000,951,054,692/159,006,157.70
  6. Step 6: Final answer
    x = 123,360,008.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.