Home / 132,642,056.60-198,774,128.10-97,826,766.20

Finding the Fourth Proportional to 132,642,056.60, 198,774,128.10 and 97,826,766.20

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Solution

The fourth proportional to 132,642,056.60, 198,774,128.10 and 97,826,766.20 is: 146,600,789.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,642,056.60 : 198,774,128.10 = 97,826,766.20 : x
  2. Step 2: Convert to fraction form
    132,642,056.60/198,774,128.10 = 97,826,766.20/x
  3. Step 3: Cross multiply
    132,642,056.60x = 198,774,128.10 × 97,826,766.20
  4. Step 4: Simplify right side
    132,642,056.60x = 19,445,430,156,247,552
  5. Step 5: Solve for x
    x = 19,445,430,156,247,552/132,642,056.60
  6. Step 6: Final answer
    x = 146,600,789.03

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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.