Home / 330,227,404.20-495,341,106.30-136,038,862.80

Finding the Fourth Proportional to 330,227,404.20, 495,341,106.30 and 136,038,862.80

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Solution

The fourth proportional to 330,227,404.20, 495,341,106.30 and 136,038,862.80 is: 204,058,294.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,227,404.20 : 495,341,106.30 = 136,038,862.80 : x
  2. Step 2: Convert to fraction form
    330,227,404.20/495,341,106.30 = 136,038,862.80/x
  3. Step 3: Cross multiply
    330,227,404.20x = 495,341,106.30 × 136,038,862.80
  4. Step 4: Simplify right side
    330,227,404.20x = 67,385,640,799,145,920
  5. Step 5: Solve for x
    x = 67,385,640,799,145,920/330,227,404.20
  6. Step 6: Final answer
    x = 204,058,294.20

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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.