Home / 135,477,182.03-186,943,517.45-75,124,658.47

Finding the Fourth Proportional to 135,477,182.03, 186,943,517.45 and 75,124,658.47

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Solution

The fourth proportional to 135,477,182.03, 186,943,517.45 and 75,124,658.47 is: 103,663,714.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,477,182.03 : 186,943,517.45 = 75,124,658.47 : x
  2. Step 2: Convert to fraction form
    135,477,182.03/186,943,517.45 = 75,124,658.47/x
  3. Step 3: Cross multiply
    135,477,182.03x = 186,943,517.45 × 75,124,658.47
  4. Step 4: Simplify right side
    135,477,182.03x = 14,044,067,901,332,188
  5. Step 5: Solve for x
    x = 14,044,067,901,332,188/135,477,182.03
  6. Step 6: Final answer
    x = 103,663,714.37

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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.