Home / 957,751,519.76-1,321,735,540.29-534,402,159.20

Finding the Fourth Proportional to 957,751,519.76, 1,321,735,540.29 and 534,402,159.20

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Solution

The fourth proportional to 957,751,519.76, 1,321,735,540.29 and 534,402,159.20 is: 737,496,429.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,751,519.76 : 1,321,735,540.29 = 534,402,159.20 : x
  2. Step 2: Convert to fraction form
    957,751,519.76/1,321,735,540.29 = 534,402,159.20/x
  3. Step 3: Cross multiply
    957,751,519.76x = 1,321,735,540.29 × 534,402,159.20
  4. Step 4: Simplify right side
    957,751,519.76x = 706,338,326,622,354,560
  5. Step 5: Solve for x
    x = 706,338,326,622,354,560/957,751,519.76
  6. Step 6: Final answer
    x = 737,496,429.97

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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.