Home / 121,381,569.20-182,072,353.80-110,327,596.40

Finding the Fourth Proportional to 121,381,569.20, 182,072,353.80 and 110,327,596.40

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Solution

The fourth proportional to 121,381,569.20, 182,072,353.80 and 110,327,596.40 is: 165,491,394.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,381,569.20 : 182,072,353.80 = 110,327,596.40 : x
  2. Step 2: Convert to fraction form
    121,381,569.20/182,072,353.80 = 110,327,596.40/x
  3. Step 3: Cross multiply
    121,381,569.20x = 182,072,353.80 × 110,327,596.40
  4. Step 4: Simplify right side
    121,381,569.20x = 20,087,605,165,644,408
  5. Step 5: Solve for x
    x = 20,087,605,165,644,408/121,381,569.20
  6. Step 6: Final answer
    x = 165,491,394.60

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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.