Home / 1,165,592,867.64-1,608,609,850.38-663,822,867.48

Finding the Fourth Proportional to 1,165,592,867.64, 1,608,609,850.38 and 663,822,867.48

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Solution

The fourth proportional to 1,165,592,867.64, 1,608,609,850.38 and 663,822,867.48 is: 916,127,777.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,592,867.64 : 1,608,609,850.38 = 663,822,867.48 : x
  2. Step 2: Convert to fraction form
    1,165,592,867.64/1,608,609,850.38 = 663,822,867.48/x
  3. Step 3: Cross multiply
    1,165,592,867.64x = 1,608,609,850.38 × 663,822,867.48
  4. Step 4: Simplify right side
    1,165,592,867.64x = 1,067,832,003,535,825,536
  5. Step 5: Solve for x
    x = 1,067,832,003,535,825,536/1,165,592,867.64
  6. Step 6: Final answer
    x = 916,127,777.70

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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.