Home / 80,475,944.60-120,745,409.70-29,363,130.20

Finding the Fourth Proportional to 80,475,944.60, 120,745,409.70 and 29,363,130.20

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Solution

The fourth proportional to 80,475,944.60, 120,745,409.70 and 29,363,130.20 is: 44,056,186.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,475,944.60 : 120,745,409.70 = 29,363,130.20 : x
  2. Step 2: Convert to fraction form
    80,475,944.60/120,745,409.70 = 29,363,130.20/x
  3. Step 3: Cross multiply
    80,475,944.60x = 120,745,409.70 × 29,363,130.20
  4. Step 4: Simplify right side
    80,475,944.60x = 3,545,463,186,073,443
  5. Step 5: Solve for x
    x = 3,545,463,186,073,443/80,475,944.60
  6. Step 6: Final answer
    x = 44,056,186.03

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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.