Home / 1,014,171,666.09-1,399,555,837.75-568,138,169.04

Finding the Fourth Proportional to 1,014,171,666.09, 1,399,555,837.75 and 568,138,169.04

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Solution

The fourth proportional to 1,014,171,666.09, 1,399,555,837.75 and 568,138,169.04 is: 784,030,078.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,171,666.09 : 1,399,555,837.75 = 568,138,169.04 : x
  2. Step 2: Convert to fraction form
    1,014,171,666.09/1,399,555,837.75 = 568,138,169.04/x
  3. Step 3: Cross multiply
    1,014,171,666.09x = 1,399,555,837.75 × 568,138,169.04
  4. Step 4: Simplify right side
    1,014,171,666.09x = 795,141,091,125,687,552
  5. Step 5: Solve for x
    x = 795,141,091,125,687,552/1,014,171,666.09
  6. Step 6: Final answer
    x = 784,030,078.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.