Home / 332,155,060.40-498,229,966.20-86,511,220.40

Finding the Fourth Proportional to 332,155,060.40, 498,229,966.20 and 86,511,220.40

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Solution

The fourth proportional to 332,155,060.40, 498,229,966.20 and 86,511,220.40 is: 129,766,147.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,155,060.40 : 498,229,966.20 = 86,511,220.40 : x
  2. Step 2: Convert to fraction form
    332,155,060.40/498,229,966.20 = 86,511,220.40/x
  3. Step 3: Cross multiply
    332,155,060.40x = 498,229,966.20 × 86,511,220.40
  4. Step 4: Simplify right side
    332,155,060.40x = 43,102,482,415,812,752
  5. Step 5: Solve for x
    x = 43,102,482,415,812,752/332,155,060.40
  6. Step 6: Final answer
    x = 129,766,147.06

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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.