Home / 174,045,997.60-261,098,739.12-71,754,117.28

Finding the Fourth Proportional to 174,045,997.60, 261,098,739.12 and 71,754,117.28

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Solution

The fourth proportional to 174,045,997.60, 261,098,739.12 and 71,754,117.28 is: 107,643,437.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,045,997.60 : 261,098,739.12 = 71,754,117.28 : x
  2. Step 2: Convert to fraction form
    174,045,997.60/261,098,739.12 = 71,754,117.28/x
  3. Step 3: Cross multiply
    174,045,997.60x = 261,098,739.12 × 71,754,117.28
  4. Step 4: Simplify right side
    174,045,997.60x = 18,734,909,548,476,604
  5. Step 5: Solve for x
    x = 18,734,909,548,476,604/174,045,997.60
  6. Step 6: Final answer
    x = 107,643,437.98

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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.