Home / 543,017,850.20-814,526,775.30-134,074,000.70

Finding the Fourth Proportional to 543,017,850.20, 814,526,775.30 and 134,074,000.70

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Solution

The fourth proportional to 543,017,850.20, 814,526,775.30 and 134,074,000.70 is: 201,111,001.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,017,850.20 : 814,526,775.30 = 134,074,000.70 : x
  2. Step 2: Convert to fraction form
    543,017,850.20/814,526,775.30 = 134,074,000.70/x
  3. Step 3: Cross multiply
    543,017,850.20x = 814,526,775.30 × 134,074,000.70
  4. Step 4: Simplify right side
    543,017,850.20x = 109,206,863,441,740,944
  5. Step 5: Solve for x
    x = 109,206,863,441,740,944/543,017,850.20
  6. Step 6: Final answer
    x = 201,111,001.05

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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.