Home / 331,776,389.60-497,664,584.40-170,234,655.20

Finding the Fourth Proportional to 331,776,389.60, 497,664,584.40 and 170,234,655.20

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Solution

The fourth proportional to 331,776,389.60, 497,664,584.40 and 170,234,655.20 is: 255,351,982.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,776,389.60 : 497,664,584.40 = 170,234,655.20 : x
  2. Step 2: Convert to fraction form
    331,776,389.60/497,664,584.40 = 170,234,655.20/x
  3. Step 3: Cross multiply
    331,776,389.60x = 497,664,584.40 × 170,234,655.20
  4. Step 4: Simplify right side
    331,776,389.60x = 84,719,758,930,585,296
  5. Step 5: Solve for x
    x = 84,719,758,930,585,296/331,776,389.60
  6. Step 6: Final answer
    x = 255,351,982.80

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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.