Home / 299,070,140.90-448,665,864.16-169,739,708.90

Finding the Fourth Proportional to 299,070,140.90, 448,665,864.16 and 169,739,708.90

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Solution

The fourth proportional to 299,070,140.90, 448,665,864.16 and 169,739,708.90 is: 254,643,987.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,070,140.90 : 448,665,864.16 = 169,739,708.90 : x
  2. Step 2: Convert to fraction form
    299,070,140.90/448,665,864.16 = 169,739,708.90/x
  3. Step 3: Cross multiply
    299,070,140.90x = 448,665,864.16 × 169,739,708.90
  4. Step 4: Simplify right side
    299,070,140.90x = 76,156,413,175,885,344
  5. Step 5: Solve for x
    x = 76,156,413,175,885,344/299,070,140.90
  6. Step 6: Final answer
    x = 254,643,987.35

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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.