Home / 68,200,927.20-102,301,390.80-49,165,279.20

Finding the Fourth Proportional to 68,200,927.20, 102,301,390.80 and 49,165,279.20

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Solution

The fourth proportional to 68,200,927.20, 102,301,390.80 and 49,165,279.20 is: 73,747,918.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,200,927.20 : 102,301,390.80 = 49,165,279.20 : x
  2. Step 2: Convert to fraction form
    68,200,927.20/102,301,390.80 = 49,165,279.20/x
  3. Step 3: Cross multiply
    68,200,927.20x = 102,301,390.80 × 49,165,279.20
  4. Step 4: Simplify right side
    68,200,927.20x = 5,029,676,441,230,312
  5. Step 5: Solve for x
    x = 5,029,676,441,230,312/68,200,927.20
  6. Step 6: Final answer
    x = 73,747,918.80

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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.