Home / 80,734,503.97-121,173,947.12-41,369,612.32

Finding the Fourth Proportional to 80,734,503.97, 121,173,947.12 and 41,369,612.32

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Solution

The fourth proportional to 80,734,503.97, 121,173,947.12 and 41,369,612.32 is: 62,091,410.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,734,503.97 : 121,173,947.12 = 41,369,612.32 : x
  2. Step 2: Convert to fraction form
    80,734,503.97/121,173,947.12 = 41,369,612.32/x
  3. Step 3: Cross multiply
    80,734,503.97x = 121,173,947.12 × 41,369,612.32
  4. Step 4: Simplify right side
    80,734,503.97x = 5,012,919,215,893,472
  5. Step 5: Solve for x
    x = 5,012,919,215,893,472/80,734,503.97
  6. Step 6: Final answer
    x = 62,091,410.36

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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.