Home / 257,400,649.60-386,856,801.60-224,144,252.80

Finding the Fourth Proportional to 257,400,649.60, 386,856,801.60 and 224,144,252.80

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Solution

The fourth proportional to 257,400,649.60, 386,856,801.60 and 224,144,252.80 is: 336,874,552.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,400,649.60 : 386,856,801.60 = 224,144,252.80 : x
  2. Step 2: Convert to fraction form
    257,400,649.60/386,856,801.60 = 224,144,252.80/x
  3. Step 3: Cross multiply
    257,400,649.60x = 386,856,801.60 × 224,144,252.80
  4. Step 4: Simplify right side
    257,400,649.60x = 86,711,728,735,229,856
  5. Step 5: Solve for x
    x = 86,711,728,735,229,856/257,400,649.60
  6. Step 6: Final answer
    x = 336,874,552.84

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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.