Home / 299,301,140.40-449,101,009.80-170,008,033.20

Finding the Fourth Proportional to 299,301,140.40, 449,101,009.80 and 170,008,033.20

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Solution

The fourth proportional to 299,301,140.40, 449,101,009.80 and 170,008,033.20 is: 255,096,854.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,301,140.40 : 449,101,009.80 = 170,008,033.20 : x
  2. Step 2: Convert to fraction form
    299,301,140.40/449,101,009.80 = 170,008,033.20/x
  3. Step 3: Cross multiply
    299,301,140.40x = 449,101,009.80 × 170,008,033.20
  4. Step 4: Simplify right side
    299,301,140.40x = 76,350,779,384,231,920
  5. Step 5: Solve for x
    x = 76,350,779,384,231,920/299,301,140.40
  6. Step 6: Final answer
    x = 255,096,854.23

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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.