Home / 90,222,154.38-124,506,665.22-48,969,055.26

Finding the Fourth Proportional to 90,222,154.38, 124,506,665.22 and 48,969,055.26

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Solution

The fourth proportional to 90,222,154.38, 124,506,665.22 and 48,969,055.26 is: 67,577,346.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,222,154.38 : 124,506,665.22 = 48,969,055.26 : x
  2. Step 2: Convert to fraction form
    90,222,154.38/124,506,665.22 = 48,969,055.26/x
  3. Step 3: Cross multiply
    90,222,154.38x = 124,506,665.22 × 48,969,055.26
  4. Step 4: Simplify right side
    90,222,154.38x = 6,096,973,769,396,500
  5. Step 5: Solve for x
    x = 6,096,973,769,396,500/90,222,154.38
  6. Step 6: Final answer
    x = 67,577,346.29

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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.