Home / 89,676,353.78-134,405,585.24-48,638,479.76

Finding the Fourth Proportional to 89,676,353.78, 134,405,585.24 and 48,638,479.76

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Solution

The fourth proportional to 89,676,353.78, 134,405,585.24 and 48,638,479.76 is: 72,898,630.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,676,353.78 : 134,405,585.24 = 48,638,479.76 : x
  2. Step 2: Convert to fraction form
    89,676,353.78/134,405,585.24 = 48,638,479.76/x
  3. Step 3: Cross multiply
    89,676,353.78x = 134,405,585.24 × 48,638,479.76
  4. Step 4: Simplify right side
    89,676,353.78x = 6,537,283,337,326,695
  5. Step 5: Solve for x
    x = 6,537,283,337,326,695/89,676,353.78
  6. Step 6: Final answer
    x = 72,898,630.04

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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.