Home / 411,211,967.44-616,757,278.28-120,000,899.87

Finding the Fourth Proportional to 411,211,967.44, 616,757,278.28 and 120,000,899.87

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Solution

The fourth proportional to 411,211,967.44, 616,757,278.28 and 120,000,899.87 is: 179,983,644.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,211,967.44 : 616,757,278.28 = 120,000,899.87 : x
  2. Step 2: Convert to fraction form
    411,211,967.44/616,757,278.28 = 120,000,899.87/x
  3. Step 3: Cross multiply
    411,211,967.44x = 616,757,278.28 × 120,000,899.87
  4. Step 4: Simplify right side
    411,211,967.44x = 74,011,428,396,366,048
  5. Step 5: Solve for x
    x = 74,011,428,396,366,048/411,211,967.44
  6. Step 6: Final answer
    x = 179,983,644.10

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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.