Home / 54,272,068.20-81,408,102.30-53,894,154.60

Finding the Fourth Proportional to 54,272,068.20, 81,408,102.30 and 53,894,154.60

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Solution

The fourth proportional to 54,272,068.20, 81,408,102.30 and 53,894,154.60 is: 80,841,231.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,272,068.20 : 81,408,102.30 = 53,894,154.60 : x
  2. Step 2: Convert to fraction form
    54,272,068.20/81,408,102.30 = 53,894,154.60/x
  3. Step 3: Cross multiply
    54,272,068.20x = 81,408,102.30 × 53,894,154.60
  4. Step 4: Simplify right side
    54,272,068.20x = 4,387,420,851,048,815.50
  5. Step 5: Solve for x
    x = 4,387,420,851,048,815.50/54,272,068.20
  6. Step 6: Final answer
    x = 80,841,231.90

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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.