Home / 299,380,810.60-449,071,215.90-170,386,301.80

Finding the Fourth Proportional to 299,380,810.60, 449,071,215.90 and 170,386,301.80

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Solution

The fourth proportional to 299,380,810.60, 449,071,215.90 and 170,386,301.80 is: 255,579,452.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,380,810.60 : 449,071,215.90 = 170,386,301.80 : x
  2. Step 2: Convert to fraction form
    299,380,810.60/449,071,215.90 = 170,386,301.80/x
  3. Step 3: Cross multiply
    299,380,810.60x = 449,071,215.90 × 170,386,301.80
  4. Step 4: Simplify right side
    299,380,810.60x = 76,515,583,722,030,352
  5. Step 5: Solve for x
    x = 76,515,583,722,030,352/299,380,810.60
  6. Step 6: Final answer
    x = 255,579,452.70

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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.