Home / 80,097,994.16-119,951,032.80-72,334,439

Finding the Fourth Proportional to 80,097,994.16, 119,951,032.80 and 72,334,439

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Solution

The fourth proportional to 80,097,994.16, 119,951,032.80 and 72,334,439 is: 108,324,693.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,097,994.16 : 119,951,032.80 = 72,334,439 : x
  2. Step 2: Convert to fraction form
    80,097,994.16/119,951,032.80 = 72,334,439/x
  3. Step 3: Cross multiply
    80,097,994.16x = 119,951,032.80 × 72,334,439
  4. Step 4: Simplify right side
    80,097,994.16x = 8,676,590,665,058,599
  5. Step 5: Solve for x
    x = 8,676,590,665,058,599/80,097,994.16
  6. Step 6: Final answer
    x = 108,324,693.47

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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.