Home / 257,759,556.76-386,519,463.78-93,883,229.56

Finding the Fourth Proportional to 257,759,556.76, 386,519,463.78 and 93,883,229.56

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Solution

The fourth proportional to 257,759,556.76, 386,519,463.78 and 93,883,229.56 is: 140,781,183.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,759,556.76 : 386,519,463.78 = 93,883,229.56 : x
  2. Step 2: Convert to fraction form
    257,759,556.76/386,519,463.78 = 93,883,229.56/x
  3. Step 3: Cross multiply
    257,759,556.76x = 386,519,463.78 × 93,883,229.56
  4. Step 4: Simplify right side
    257,759,556.76x = 36,287,695,547,465,840
  5. Step 5: Solve for x
    x = 36,287,695,547,465,840/257,759,556.76
  6. Step 6: Final answer
    x = 140,781,183.84

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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.