Home / 299,712,077.80-449,344,167.90-163,551,207.40

Finding the Fourth Proportional to 299,712,077.80, 449,344,167.90 and 163,551,207.40

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Solution

The fourth proportional to 299,712,077.80, 449,344,167.90 and 163,551,207.40 is: 245,204,603.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,712,077.80 : 449,344,167.90 = 163,551,207.40 : x
  2. Step 2: Convert to fraction form
    299,712,077.80/449,344,167.90 = 163,551,207.40/x
  3. Step 3: Cross multiply
    299,712,077.80x = 449,344,167.90 × 163,551,207.40
  4. Step 4: Simplify right side
    299,712,077.80x = 73,490,781,198,193,328
  5. Step 5: Solve for x
    x = 73,490,781,198,193,328/299,712,077.80
  6. Step 6: Final answer
    x = 245,204,603.49

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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.