Home / 120,686,514.60-181,029,771.90-29,810,103.60

Finding the Fourth Proportional to 120,686,514.60, 181,029,771.90 and 29,810,103.60

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Solution

The fourth proportional to 120,686,514.60, 181,029,771.90 and 29,810,103.60 is: 44,715,155.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,686,514.60 : 181,029,771.90 = 29,810,103.60 : x
  2. Step 2: Convert to fraction form
    120,686,514.60/181,029,771.90 = 29,810,103.60/x
  3. Step 3: Cross multiply
    120,686,514.60x = 181,029,771.90 × 29,810,103.60
  4. Step 4: Simplify right side
    120,686,514.60x = 5,396,516,255,023,369
  5. Step 5: Solve for x
    x = 5,396,516,255,023,369/120,686,514.60
  6. Step 6: Final answer
    x = 44,715,155.40

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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.