Home / 82,746,171.10-124,190,115.45-36,758,809.90

Finding the Fourth Proportional to 82,746,171.10, 124,190,115.45 and 36,758,809.90

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Solution

The fourth proportional to 82,746,171.10, 124,190,115.45 and 36,758,809.90 is: 55,169,692.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,746,171.10 : 124,190,115.45 = 36,758,809.90 : x
  2. Step 2: Convert to fraction form
    82,746,171.10/124,190,115.45 = 36,758,809.90/x
  3. Step 3: Cross multiply
    82,746,171.10x = 124,190,115.45 × 36,758,809.90
  4. Step 4: Simplify right side
    82,746,171.10x = 4,565,080,845,285,603
  5. Step 5: Solve for x
    x = 4,565,080,845,285,603/82,746,171.10
  6. Step 6: Final answer
    x = 55,169,692.86

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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.