Home / 123,661,373.90-185,498,026.25-40,661,288.69

Finding the Fourth Proportional to 123,661,373.90, 185,498,026.25 and 40,661,288.69

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Solution

The fourth proportional to 123,661,373.90, 185,498,026.25 and 40,661,288.69 is: 60,993,894.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,661,373.90 : 185,498,026.25 = 40,661,288.69 : x
  2. Step 2: Convert to fraction form
    123,661,373.90/185,498,026.25 = 40,661,288.69/x
  3. Step 3: Cross multiply
    123,661,373.90x = 185,498,026.25 × 40,661,288.69
  4. Step 4: Simplify right side
    123,661,373.90x = 7,542,588,796,776,448
  5. Step 5: Solve for x
    x = 7,542,588,796,776,448/123,661,373.90
  6. Step 6: Final answer
    x = 60,993,894.53

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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.