Home / 252,601,363.20-378,902,044.80-249,200,140.80

Finding the Fourth Proportional to 252,601,363.20, 378,902,044.80 and 249,200,140.80

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Solution

The fourth proportional to 252,601,363.20, 378,902,044.80 and 249,200,140.80 is: 373,800,211.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,601,363.20 : 378,902,044.80 = 249,200,140.80 : x
  2. Step 2: Convert to fraction form
    252,601,363.20/378,902,044.80 = 249,200,140.80/x
  3. Step 3: Cross multiply
    252,601,363.20x = 378,902,044.80 × 249,200,140.80
  4. Step 4: Simplify right side
    252,601,363.20x = 94,422,442,913,567,920
  5. Step 5: Solve for x
    x = 94,422,442,913,567,920/252,601,363.20
  6. Step 6: Final answer
    x = 373,800,211.20

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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.