Home / 119,896,209.86-179,844,198.75-45,127,401.95

Finding the Fourth Proportional to 119,896,209.86, 179,844,198.75 and 45,127,401.95

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Solution

The fourth proportional to 119,896,209.86, 179,844,198.75 and 45,127,401.95 is: 67,691,059.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,896,209.86 : 179,844,198.75 = 45,127,401.95 : x
  2. Step 2: Convert to fraction form
    119,896,209.86/179,844,198.75 = 45,127,401.95/x
  3. Step 3: Cross multiply
    119,896,209.86x = 179,844,198.75 × 45,127,401.95
  4. Step 4: Simplify right side
    119,896,209.86x = 8,115,901,445,816,548
  5. Step 5: Solve for x
    x = 8,115,901,445,816,548/119,896,209.86
  6. Step 6: Final answer
    x = 67,691,059.26

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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.