Home / 73,771,408.80-110,657,113.20-71,645,644.80

Finding the Fourth Proportional to 73,771,408.80, 110,657,113.20 and 71,645,644.80

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Solution

The fourth proportional to 73,771,408.80, 110,657,113.20 and 71,645,644.80 is: 107,468,467.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,771,408.80 : 110,657,113.20 = 71,645,644.80 : x
  2. Step 2: Convert to fraction form
    73,771,408.80/110,657,113.20 = 71,645,644.80/x
  3. Step 3: Cross multiply
    73,771,408.80x = 110,657,113.20 × 71,645,644.80
  4. Step 4: Simplify right side
    73,771,408.80x = 7,928,100,226,920,591
  5. Step 5: Solve for x
    x = 7,928,100,226,920,591/73,771,408.80
  6. Step 6: Final answer
    x = 107,468,467.20

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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.