Home / 279,936,246.10-391,003,751.90-279,936,246.10

Finding the Fourth Proportional to 279,936,246.10, 391,003,751.90 and 279,936,246.10

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Solution

The fourth proportional to 279,936,246.10, 391,003,751.90 and 279,936,246.10 is: 391,003,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,936,246.10 : 391,003,751.90 = 279,936,246.10 : x
  2. Step 2: Convert to fraction form
    279,936,246.10/391,003,751.90 = 279,936,246.10/x
  3. Step 3: Cross multiply
    279,936,246.10x = 391,003,751.90 × 279,936,246.10
  4. Step 4: Simplify right side
    279,936,246.10x = 109,456,122,517,901,744
  5. Step 5: Solve for x
    x = 109,456,122,517,901,744/279,936,246.10
  6. Step 6: Final answer
    x = 391,003,751.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.