Home / 115,033,008.60-172,549,512.90-54,566,832.60

Finding the Fourth Proportional to 115,033,008.60, 172,549,512.90 and 54,566,832.60

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Solution

The fourth proportional to 115,033,008.60, 172,549,512.90 and 54,566,832.60 is: 81,850,248.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,033,008.60 : 172,549,512.90 = 54,566,832.60 : x
  2. Step 2: Convert to fraction form
    115,033,008.60/172,549,512.90 = 54,566,832.60/x
  3. Step 3: Cross multiply
    115,033,008.60x = 172,549,512.90 × 54,566,832.60
  4. Step 4: Simplify right side
    115,033,008.60x = 9,415,480,385,625,842
  5. Step 5: Solve for x
    x = 9,415,480,385,625,842/115,033,008.60
  6. Step 6: Final answer
    x = 81,850,248.90

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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.