Home / 80,707,374.25-121,060,263.57-36,975,728.14

Finding the Fourth Proportional to 80,707,374.25, 121,060,263.57 and 36,975,728.14

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Solution

The fourth proportional to 80,707,374.25, 121,060,263.57 and 36,975,728.14 is: 55,463,226.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,707,374.25 : 121,060,263.57 = 36,975,728.14 : x
  2. Step 2: Convert to fraction form
    80,707,374.25/121,060,263.57 = 36,975,728.14/x
  3. Step 3: Cross multiply
    80,707,374.25x = 121,060,263.57 × 36,975,728.14
  4. Step 4: Simplify right side
    80,707,374.25x = 4,476,291,394,321,065.50
  5. Step 5: Solve for x
    x = 4,476,291,394,321,065.50/80,707,374.25
  6. Step 6: Final answer
    x = 55,463,226.70

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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.