Home / 125,388,001.70-188,082,002.55-94,777,000.10

Finding the Fourth Proportional to 125,388,001.70, 188,082,002.55 and 94,777,000.10

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Solution

The fourth proportional to 125,388,001.70, 188,082,002.55 and 94,777,000.10 is: 142,165,500.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,388,001.70 : 188,082,002.55 = 94,777,000.10 : x
  2. Step 2: Convert to fraction form
    125,388,001.70/188,082,002.55 = 94,777,000.10/x
  3. Step 3: Cross multiply
    125,388,001.70x = 188,082,002.55 × 94,777,000.10
  4. Step 4: Simplify right side
    125,388,001.70x = 17,825,847,974,489,550
  5. Step 5: Solve for x
    x = 17,825,847,974,489,550/125,388,001.70
  6. Step 6: Final answer
    x = 142,165,500.15

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1.5x scale

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.