Home / 1,027,753,221.51-1,418,262,742.28-581,707,007.18

Finding the Fourth Proportional to 1,027,753,221.51, 1,418,262,742.28 and 581,707,007.18

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Solution

The fourth proportional to 1,027,753,221.51, 1,418,262,742.28 and 581,707,007.18 is: 802,734,895.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,753,221.51 : 1,418,262,742.28 = 581,707,007.18 : x
  2. Step 2: Convert to fraction form
    1,027,753,221.51/1,418,262,742.28 = 581,707,007.18/x
  3. Step 3: Cross multiply
    1,027,753,221.51x = 1,418,262,742.28 × 581,707,007.18
  4. Step 4: Simplify right side
    1,027,753,221.51x = 825,013,375,211,671,424
  5. Step 5: Solve for x
    x = 825,013,375,211,671,424/1,027,753,221.51
  6. Step 6: Final answer
    x = 802,734,895.83

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1.5x scale

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.