Home / 252,736,006.60-379,104,009.90-206,819,504.20

Finding the Fourth Proportional to 252,736,006.60, 379,104,009.90 and 206,819,504.20

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Solution

The fourth proportional to 252,736,006.60, 379,104,009.90 and 206,819,504.20 is: 310,229,256.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,736,006.60 : 379,104,009.90 = 206,819,504.20 : x
  2. Step 2: Convert to fraction form
    252,736,006.60/379,104,009.90 = 206,819,504.20/x
  3. Step 3: Cross multiply
    252,736,006.60x = 379,104,009.90 × 206,819,504.20
  4. Step 4: Simplify right side
    252,736,006.60x = 78,406,103,367,749,888
  5. Step 5: Solve for x
    x = 78,406,103,367,749,888/252,736,006.60
  6. Step 6: Final answer
    x = 310,229,256.30

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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.