Home / 141,032,236.60-211,548,354.90-80,454,086.20

Finding the Fourth Proportional to 141,032,236.60, 211,548,354.90 and 80,454,086.20

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Solution

The fourth proportional to 141,032,236.60, 211,548,354.90 and 80,454,086.20 is: 120,681,129.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,032,236.60 : 211,548,354.90 = 80,454,086.20 : x
  2. Step 2: Convert to fraction form
    141,032,236.60/211,548,354.90 = 80,454,086.20/x
  3. Step 3: Cross multiply
    141,032,236.60x = 211,548,354.90 × 80,454,086.20
  4. Step 4: Simplify right side
    141,032,236.60x = 17,019,929,580,592,794
  5. Step 5: Solve for x
    x = 17,019,929,580,592,794/141,032,236.60
  6. Step 6: Final answer
    x = 120,681,129.30

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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.