Home / 68,771,218.40-103,038,862.80-32,791,954.40

Finding the Fourth Proportional to 68,771,218.40, 103,038,862.80 and 32,791,954.40

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Solution

The fourth proportional to 68,771,218.40, 103,038,862.80 and 32,791,954.40 is: 49,131,682.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,771,218.40 : 103,038,862.80 = 32,791,954.40 : x
  2. Step 2: Convert to fraction form
    68,771,218.40/103,038,862.80 = 32,791,954.40/x
  3. Step 3: Cross multiply
    68,771,218.40x = 103,038,862.80 × 32,791,954.40
  4. Step 4: Simplify right side
    68,771,218.40x = 3,378,845,690,365,456
  5. Step 5: Solve for x
    x = 3,378,845,690,365,456/68,771,218.40
  6. Step 6: Final answer
    x = 49,131,682.83

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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.