Home / 75,640,217.04-113,278,510.80-43,193,885.04

Finding the Fourth Proportional to 75,640,217.04, 113,278,510.80 and 43,193,885.04

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Solution

The fourth proportional to 75,640,217.04, 113,278,510.80 and 43,193,885.04 is: 64,687,003.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,640,217.04 : 113,278,510.80 = 43,193,885.04 : x
  2. Step 2: Convert to fraction form
    75,640,217.04/113,278,510.80 = 43,193,885.04/x
  3. Step 3: Cross multiply
    75,640,217.04x = 113,278,510.80 × 43,193,885.04
  4. Step 4: Simplify right side
    75,640,217.04x = 4,892,938,972,997,598
  5. Step 5: Solve for x
    x = 4,892,938,972,997,598/75,640,217.04
  6. Step 6: Final answer
    x = 64,687,003.35

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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.