Home / 140,226,626.12-210,329,974.60-43,172,213.49

Finding the Fourth Proportional to 140,226,626.12, 210,329,974.60 and 43,172,213.49

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Solution

The fourth proportional to 140,226,626.12, 210,329,974.60 and 43,172,213.49 is: 64,755,252.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,226,626.12 : 210,329,974.60 = 43,172,213.49 : x
  2. Step 2: Convert to fraction form
    140,226,626.12/210,329,974.60 = 43,172,213.49/x
  3. Step 3: Cross multiply
    140,226,626.12x = 210,329,974.60 × 43,172,213.49
  4. Step 4: Simplify right side
    140,226,626.12x = 9,080,410,566,912,176
  5. Step 5: Solve for x
    x = 9,080,410,566,912,176/140,226,626.12
  6. Step 6: Final answer
    x = 64,755,252.40

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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.