Home / 133,641,022.80-200,461,534.20-88,291,390.80

Finding the Fourth Proportional to 133,641,022.80, 200,461,534.20 and 88,291,390.80

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Solution

The fourth proportional to 133,641,022.80, 200,461,534.20 and 88,291,390.80 is: 132,437,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,641,022.80 : 200,461,534.20 = 88,291,390.80 : x
  2. Step 2: Convert to fraction form
    133,641,022.80/200,461,534.20 = 88,291,390.80/x
  3. Step 3: Cross multiply
    133,641,022.80x = 200,461,534.20 × 88,291,390.80
  4. Step 4: Simplify right side
    133,641,022.80x = 17,699,027,656,419,764
  5. Step 5: Solve for x
    x = 17,699,027,656,419,764/133,641,022.80
  6. Step 6: Final answer
    x = 132,437,086.20

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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.