Home / 727,251,526,917.55-1,090,878,340,279.40-296,988,611,645.97

Finding the Fourth Proportional to 727,251,526,917.55, 1,090,878,340,279.40 and 296,988,611,645.97

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Solution

The fourth proportional to 727,251,526,917.55, 1,090,878,340,279.40 and 296,988,611,645.97 is: 445,483,346,219.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,251,526,917.55 : 1,090,878,340,279.40 = 296,988,611,645.97 : x
  2. Step 2: Convert to fraction form
    727,251,526,917.55/1,090,878,340,279.40 = 296,988,611,645.97/x
  3. Step 3: Cross multiply
    727,251,526,917.55x = 1,090,878,340,279.40 × 296,988,611,645.97
  4. Step 4: Simplify right side
    727,251,526,917.55x = 323,978,443,754,239,015,518,208
  5. Step 5: Solve for x
    x = 323,978,443,754,239,015,518,208/727,251,526,917.55
  6. Step 6: Final answer
    x = 445,483,346,219.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.