Home / 332,121,864.40-498,466,231.80-148,172,419.60

Finding the Fourth Proportional to 332,121,864.40, 498,466,231.80 and 148,172,419.60

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Solution

The fourth proportional to 332,121,864.40, 498,466,231.80 and 148,172,419.60 is: 222,385,080.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,121,864.40 : 498,466,231.80 = 148,172,419.60 : x
  2. Step 2: Convert to fraction form
    332,121,864.40/498,466,231.80 = 148,172,419.60/x
  3. Step 3: Cross multiply
    332,121,864.40x = 498,466,231.80 × 148,172,419.60
  4. Step 4: Simplify right side
    332,121,864.40x = 73,858,947,654,700,464
  5. Step 5: Solve for x
    x = 73,858,947,654,700,464/332,121,864.40
  6. Step 6: Final answer
    x = 222,385,080.81

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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.