Home / 235,638,431.10-353,215,123.20-104,542,445.25

Finding the Fourth Proportional to 235,638,431.10, 353,215,123.20 and 104,542,445.25

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Solution

The fourth proportional to 235,638,431.10, 353,215,123.20 and 104,542,445.25 is: 156,706,070.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,638,431.10 : 353,215,123.20 = 104,542,445.25 : x
  2. Step 2: Convert to fraction form
    235,638,431.10/353,215,123.20 = 104,542,445.25/x
  3. Step 3: Cross multiply
    235,638,431.10x = 353,215,123.20 × 104,542,445.25
  4. Step 4: Simplify right side
    235,638,431.10x = 36,925,972,678,608,000
  5. Step 5: Solve for x
    x = 36,925,972,678,608,000/235,638,431.10
  6. Step 6: Final answer
    x = 156,706,070.85

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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.