Home / 108,320,539.60-162,377,244.60-40,144,949.20

Finding the Fourth Proportional to 108,320,539.60, 162,377,244.60 and 40,144,949.20

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Solution

The fourth proportional to 108,320,539.60, 162,377,244.60 and 40,144,949.20 is: 60,179,041.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,320,539.60 : 162,377,244.60 = 40,144,949.20 : x
  2. Step 2: Convert to fraction form
    108,320,539.60/162,377,244.60 = 40,144,949.20/x
  3. Step 3: Cross multiply
    108,320,539.60x = 162,377,244.60 × 40,144,949.20
  4. Step 4: Simplify right side
    108,320,539.60x = 6,518,626,235,702,975
  5. Step 5: Solve for x
    x = 6,518,626,235,702,975/108,320,539.60
  6. Step 6: Final answer
    x = 60,179,041.39

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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.