Home / 332,178,261.90-498,264,768.45-86,534,421.90

Finding the Fourth Proportional to 332,178,261.90, 498,264,768.45 and 86,534,421.90

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Solution

The fourth proportional to 332,178,261.90, 498,264,768.45 and 86,534,421.90 is: 129,800,949.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,178,261.90 : 498,264,768.45 = 86,534,421.90 : x
  2. Step 2: Convert to fraction form
    332,178,261.90/498,264,768.45 = 86,534,421.90/x
  3. Step 3: Cross multiply
    332,178,261.90x = 498,264,768.45 × 86,534,421.90
  4. Step 4: Simplify right side
    332,178,261.90x = 43,117,053,690,958,112
  5. Step 5: Solve for x
    x = 43,117,053,690,958,112/332,178,261.90
  6. Step 6: Final answer
    x = 129,800,949.18

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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.