Home / 1,040,531,066.42-1,560,971,550.86-515,926,058.44

Finding the Fourth Proportional to 1,040,531,066.42, 1,560,971,550.86 and 515,926,058.44

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Solution

The fourth proportional to 1,040,531,066.42, 1,560,971,550.86 and 515,926,058.44 is: 773,975,833.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,531,066.42 : 1,560,971,550.86 = 515,926,058.44 : x
  2. Step 2: Convert to fraction form
    1,040,531,066.42/1,560,971,550.86 = 515,926,058.44/x
  3. Step 3: Cross multiply
    1,040,531,066.42x = 1,560,971,550.86 × 515,926,058.44
  4. Step 4: Simplify right side
    1,040,531,066.42x = 805,345,899,569,006,976
  5. Step 5: Solve for x
    x = 805,345,899,569,006,976/1,040,531,066.42
  6. Step 6: Final answer
    x = 773,975,833.65

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Double scale
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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.