Home / 332,755,427.04-499,178,562.66-138,621,442.20

Finding the Fourth Proportional to 332,755,427.04, 499,178,562.66 and 138,621,442.20

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Solution

The fourth proportional to 332,755,427.04, 499,178,562.66 and 138,621,442.20 is: 207,951,085.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,755,427.04 : 499,178,562.66 = 138,621,442.20 : x
  2. Step 2: Convert to fraction form
    332,755,427.04/499,178,562.66 = 138,621,442.20/x
  3. Step 3: Cross multiply
    332,755,427.04x = 499,178,562.66 × 138,621,442.20
  4. Step 4: Simplify right side
    332,755,427.04x = 69,196,852,271,252,264
  5. Step 5: Solve for x
    x = 69,196,852,271,252,264/332,755,427.04
  6. Step 6: Final answer
    x = 207,951,085.54

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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.