Home / 75,178,627.20-112,767,940.80-44,945,539.20

Finding the Fourth Proportional to 75,178,627.20, 112,767,940.80 and 44,945,539.20

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Solution

The fourth proportional to 75,178,627.20, 112,767,940.80 and 44,945,539.20 is: 67,418,308.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,178,627.20 : 112,767,940.80 = 44,945,539.20 : x
  2. Step 2: Convert to fraction form
    75,178,627.20/112,767,940.80 = 44,945,539.20/x
  3. Step 3: Cross multiply
    75,178,627.20x = 112,767,940.80 × 44,945,539.20
  4. Step 4: Simplify right side
    75,178,627.20x = 5,068,415,903,729,680
  5. Step 5: Solve for x
    x = 5,068,415,903,729,680/75,178,627.20
  6. Step 6: Final answer
    x = 67,418,308.80

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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.