Home / 88,791,082.58-122,547,286.05-51,632,861.78

Finding the Fourth Proportional to 88,791,082.58, 122,547,286.05 and 51,632,861.78

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Solution

The fourth proportional to 88,791,082.58, 122,547,286.05 and 51,632,861.78 is: 71,262,416.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,791,082.58 : 122,547,286.05 = 51,632,861.78 : x
  2. Step 2: Convert to fraction form
    88,791,082.58/122,547,286.05 = 51,632,861.78/x
  3. Step 3: Cross multiply
    88,791,082.58x = 122,547,286.05 × 51,632,861.78
  4. Step 4: Simplify right side
    88,791,082.58x = 6,327,467,082,133,772
  5. Step 5: Solve for x
    x = 6,327,467,082,133,772/88,791,082.58
  6. Step 6: Final answer
    x = 71,262,416.21

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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.