Home / 73,354,560.80-110,031,841.20-51,831,200.30

Finding the Fourth Proportional to 73,354,560.80, 110,031,841.20 and 51,831,200.30

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Solution

The fourth proportional to 73,354,560.80, 110,031,841.20 and 51,831,200.30 is: 77,746,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,354,560.80 : 110,031,841.20 = 51,831,200.30 : x
  2. Step 2: Convert to fraction form
    73,354,560.80/110,031,841.20 = 51,831,200.30/x
  3. Step 3: Cross multiply
    73,354,560.80x = 110,031,841.20 × 51,831,200.30
  4. Step 4: Simplify right side
    73,354,560.80x = 5,703,082,400,614,992
  5. Step 5: Solve for x
    x = 5,703,082,400,614,992/73,354,560.80
  6. Step 6: Final answer
    x = 77,746,800.45

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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.