Home / 99,765,272.10-149,647,908.15-61,302,065.70

Finding the Fourth Proportional to 99,765,272.10, 149,647,908.15 and 61,302,065.70

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Solution

The fourth proportional to 99,765,272.10, 149,647,908.15 and 61,302,065.70 is: 91,953,098.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,765,272.10 : 149,647,908.15 = 61,302,065.70 : x
  2. Step 2: Convert to fraction form
    99,765,272.10/149,647,908.15 = 61,302,065.70/x
  3. Step 3: Cross multiply
    99,765,272.10x = 149,647,908.15 × 61,302,065.70
  4. Step 4: Simplify right side
    99,765,272.10x = 9,173,725,897,278,866
  5. Step 5: Solve for x
    x = 9,173,725,897,278,866/99,765,272.10
  6. Step 6: Final answer
    x = 91,953,098.55

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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.