Home / 136,551,489.60-204,827,234.40-120,767,691.90

Finding the Fourth Proportional to 136,551,489.60, 204,827,234.40 and 120,767,691.90

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Solution

The fourth proportional to 136,551,489.60, 204,827,234.40 and 120,767,691.90 is: 181,151,537.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,551,489.60 : 204,827,234.40 = 120,767,691.90 : x
  2. Step 2: Convert to fraction form
    136,551,489.60/204,827,234.40 = 120,767,691.90/x
  3. Step 3: Cross multiply
    136,551,489.60x = 204,827,234.40 × 120,767,691.90
  4. Step 4: Simplify right side
    136,551,489.60x = 24,736,512,336,748,284
  5. Step 5: Solve for x
    x = 24,736,512,336,748,284/136,551,489.60
  6. Step 6: Final answer
    x = 181,151,537.85

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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.