Home / 1,278,027,801,294-1,763,733,805,710.90-707,744,841,486

Finding the Fourth Proportional to 1,278,027,801,294, 1,763,733,805,710.90 and 707,744,841,486

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Solution

The fourth proportional to 1,278,027,801,294, 1,763,733,805,710.90 and 707,744,841,486 is: 976,718,582,711.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,027,801,294 : 1,763,733,805,710.90 = 707,744,841,486 : x
  2. Step 2: Convert to fraction form
    1,278,027,801,294/1,763,733,805,710.90 = 707,744,841,486/x
  3. Step 3: Cross multiply
    1,278,027,801,294x = 1,763,733,805,710.90 × 707,744,841,486
  4. Step 4: Simplify right side
    1,278,027,801,294x = 1,248,273,502,746,360,443,568,128
  5. Step 5: Solve for x
    x = 1,248,273,502,746,360,443,568,128/1,278,027,801,294
  6. Step 6: Final answer
    x = 976,718,582,711.96

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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.