Home / 101,147,992.97-139,584,670.13-54,738,251.00

Finding the Fourth Proportional to 101,147,992.97, 139,584,670.13 and 54,738,251.00

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Solution

The fourth proportional to 101,147,992.97, 139,584,670.13 and 54,738,251.00 is: 75,539,024.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,147,992.97 : 139,584,670.13 = 54,738,251.00 : x
  2. Step 2: Convert to fraction form
    101,147,992.97/139,584,670.13 = 54,738,251.00/x
  3. Step 3: Cross multiply
    101,147,992.97x = 139,584,670.13 × 54,738,251.00
  4. Step 4: Simplify right side
    101,147,992.97x = 7,640,620,708,356,528
  5. Step 5: Solve for x
    x = 7,640,620,708,356,528/101,147,992.97
  6. Step 6: Final answer
    x = 75,539,024.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.