Home / 252,736,007.10-379,104,010.65-206,819,504.70

Finding the Fourth Proportional to 252,736,007.10, 379,104,010.65 and 206,819,504.70

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Solution

The fourth proportional to 252,736,007.10, 379,104,010.65 and 206,819,504.70 is: 310,229,257.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,736,007.10 : 379,104,010.65 = 206,819,504.70 : x
  2. Step 2: Convert to fraction form
    252,736,007.10/379,104,010.65 = 206,819,504.70/x
  3. Step 3: Cross multiply
    252,736,007.10x = 379,104,010.65 × 206,819,504.70
  4. Step 4: Simplify right side
    252,736,007.10x = 78,406,103,712,416,512
  5. Step 5: Solve for x
    x = 78,406,103,712,416,512/252,736,007.10
  6. Step 6: Final answer
    x = 310,229,257.05

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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.