Home / 95,670,506.78-131,954,805.72-72,150,033.58

Finding the Fourth Proportional to 95,670,506.78, 131,954,805.72 and 72,150,033.58

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Solution

The fourth proportional to 95,670,506.78, 131,954,805.72 and 72,150,033.58 is: 99,513,883.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,670,506.78 : 131,954,805.72 = 72,150,033.58 : x
  2. Step 2: Convert to fraction form
    95,670,506.78/131,954,805.72 = 72,150,033.58/x
  3. Step 3: Cross multiply
    95,670,506.78x = 131,954,805.72 × 72,150,033.58
  4. Step 4: Simplify right side
    95,670,506.78x = 9,520,543,663,080,602
  5. Step 5: Solve for x
    x = 9,520,543,663,080,602/95,670,506.78
  6. Step 6: Final answer
    x = 99,513,883.47

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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.