Home / 1,278,027,801,279.50-1,763,733,805,690.90-707,744,841,471.46

Finding the Fourth Proportional to 1,278,027,801,279.50, 1,763,733,805,690.90 and 707,744,841,471.46

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Solution

The fourth proportional to 1,278,027,801,279.50, 1,763,733,805,690.90 and 707,744,841,471.46 is: 976,718,582,691.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,027,801,279.50 : 1,763,733,805,690.90 = 707,744,841,471.46 : x
  2. Step 2: Convert to fraction form
    1,278,027,801,279.50/1,763,733,805,690.90 = 707,744,841,471.46/x
  3. Step 3: Cross multiply
    1,278,027,801,279.50x = 1,763,733,805,690.90 × 707,744,841,471.46
  4. Step 4: Simplify right side
    1,278,027,801,279.50x = 1,248,273,502,706,560,592,248,832
  5. Step 5: Solve for x
    x = 1,248,273,502,706,560,592,248,832/1,278,027,801,279.50
  6. Step 6: Final answer
    x = 976,718,582,691.90

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Double scale
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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.