Home / 89,920,007.68-124,082,684.10-50,765,654.62

Finding the Fourth Proportional to 89,920,007.68, 124,082,684.10 and 50,765,654.62

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Solution

The fourth proportional to 89,920,007.68, 124,082,684.10 and 50,765,654.62 is: 70,052,692.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,920,007.68 : 124,082,684.10 = 50,765,654.62 : x
  2. Step 2: Convert to fraction form
    89,920,007.68/124,082,684.10 = 50,765,654.62/x
  3. Step 3: Cross multiply
    89,920,007.68x = 124,082,684.10 × 50,765,654.62
  4. Step 4: Simplify right side
    89,920,007.68x = 6,299,138,685,343,165
  5. Step 5: Solve for x
    x = 6,299,138,685,343,165/89,920,007.68
  6. Step 6: Final answer
    x = 70,052,692.92

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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.