Home / 1,040,998,566.88-1,561,440,373.62-761,166,242.14

Finding the Fourth Proportional to 1,040,998,566.88, 1,561,440,373.62 and 761,166,242.14

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Solution

The fourth proportional to 1,040,998,566.88, 1,561,440,373.62 and 761,166,242.14 is: 1,141,707,336.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,998,566.88 : 1,561,440,373.62 = 761,166,242.14 : x
  2. Step 2: Convert to fraction form
    1,040,998,566.88/1,561,440,373.62 = 761,166,242.14/x
  3. Step 3: Cross multiply
    1,040,998,566.88x = 1,561,440,373.62 × 761,166,242.14
  4. Step 4: Simplify right side
    1,040,998,566.88x = 1,188,515,701,514,012,928
  5. Step 5: Solve for x
    x = 1,188,515,701,514,012,928/1,040,998,566.88
  6. Step 6: Final answer
    x = 1,141,707,336.90

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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.