Home / 140,859,007.60-211,288,511.40-100,044,338.80

Finding the Fourth Proportional to 140,859,007.60, 211,288,511.40 and 100,044,338.80

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Solution

The fourth proportional to 140,859,007.60, 211,288,511.40 and 100,044,338.80 is: 150,066,508.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,859,007.60 : 211,288,511.40 = 100,044,338.80 : x
  2. Step 2: Convert to fraction form
    140,859,007.60/211,288,511.40 = 100,044,338.80/x
  3. Step 3: Cross multiply
    140,859,007.60x = 211,288,511.40 × 100,044,338.80
  4. Step 4: Simplify right side
    140,859,007.60x = 21,138,219,419,049,264
  5. Step 5: Solve for x
    x = 21,138,219,419,049,264/140,859,007.60
  6. Step 6: Final answer
    x = 150,066,508.20

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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.