Home / 129,025,556.20-193,538,334.30-97,175,060.20

Finding the Fourth Proportional to 129,025,556.20, 193,538,334.30 and 97,175,060.20

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Solution

The fourth proportional to 129,025,556.20, 193,538,334.30 and 97,175,060.20 is: 145,762,590.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,025,556.20 : 193,538,334.30 = 97,175,060.20 : x
  2. Step 2: Convert to fraction form
    129,025,556.20/193,538,334.30 = 97,175,060.20/x
  3. Step 3: Cross multiply
    129,025,556.20x = 193,538,334.30 × 97,175,060.20
  4. Step 4: Simplify right side
    129,025,556.20x = 18,807,099,286,610,228
  5. Step 5: Solve for x
    x = 18,807,099,286,610,228/129,025,556.20
  6. Step 6: Final answer
    x = 145,762,590.30

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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.