Home / 10,996,627,065.72-15,175,845,067.98-6,480,696,714.36

Finding the Fourth Proportional to 10,996,627,065.72, 15,175,845,067.98 and 6,480,696,714.36

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Solution

The fourth proportional to 10,996,627,065.72, 15,175,845,067.98 and 6,480,696,714.36 is: 8,943,655,966.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,996,627,065.72 : 15,175,845,067.98 = 6,480,696,714.36 : x
  2. Step 2: Convert to fraction form
    10,996,627,065.72/15,175,845,067.98 = 6,480,696,714.36/x
  3. Step 3: Cross multiply
    10,996,627,065.72x = 15,175,845,067.98 × 6,480,696,714.36
  4. Step 4: Simplify right side
    10,996,627,065.72x = 98,350,049,269,694,382,080
  5. Step 5: Solve for x
    x = 98,350,049,269,694,382,080/10,996,627,065.72
  6. Step 6: Final answer
    x = 8,943,655,966.68

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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.