Home / 100,448,044.20-150,672,175.65-39,863,770.20

Finding the Fourth Proportional to 100,448,044.20, 150,672,175.65 and 39,863,770.20

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Solution

The fourth proportional to 100,448,044.20, 150,672,175.65 and 39,863,770.20 is: 59,795,698.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,448,044.20 : 150,672,175.65 = 39,863,770.20 : x
  2. Step 2: Convert to fraction form
    100,448,044.20/150,672,175.65 = 39,863,770.20/x
  3. Step 3: Cross multiply
    100,448,044.20x = 150,672,175.65 × 39,863,770.20
  4. Step 4: Simplify right side
    100,448,044.20x = 6,006,360,985,645,636
  5. Step 5: Solve for x
    x = 6,006,360,985,645,636/100,448,044.20
  6. Step 6: Final answer
    x = 59,795,698.70

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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.