Home / 1,320,897,217,328-1,822,809,589,284.30-764,725,798,397.30

Finding the Fourth Proportional to 1,320,897,217,328, 1,822,809,589,284.30 and 764,725,798,397.30

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Solution

The fourth proportional to 1,320,897,217,328, 1,822,809,589,284.30 and 764,725,798,397.30 is: 1,055,305,060,988.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,897,217,328 : 1,822,809,589,284.30 = 764,725,798,397.30 : x
  2. Step 2: Convert to fraction form
    1,320,897,217,328/1,822,809,589,284.30 = 764,725,798,397.30/x
  3. Step 3: Cross multiply
    1,320,897,217,328x = 1,822,809,589,284.30 × 764,725,798,397.30
  4. Step 4: Simplify right side
    1,320,897,217,328x = 1,393,949,518,491,691,010,490,368
  5. Step 5: Solve for x
    x = 1,393,949,518,491,691,010,490,368/1,320,897,217,328
  6. Step 6: Final answer
    x = 1,055,305,060,988.37

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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.