Home / 2,165,331,551.04-2,988,159,751.96-1,175,257,172.16

Finding the Fourth Proportional to 2,165,331,551.04, 2,988,159,751.96 and 1,175,257,172.16

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Solution

The fourth proportional to 2,165,331,551.04, 2,988,159,751.96 and 1,175,257,172.16 is: 1,621,856,097.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165,331,551.04 : 2,988,159,751.96 = 1,175,257,172.16 : x
  2. Step 2: Convert to fraction form
    2,165,331,551.04/2,988,159,751.96 = 1,175,257,172.16/x
  3. Step 3: Cross multiply
    2,165,331,551.04x = 2,988,159,751.96 × 1,175,257,172.16
  4. Step 4: Simplify right side
    2,165,331,551.04x = 3,511,856,180,050,836,992
  5. Step 5: Solve for x
    x = 3,511,856,180,050,836,992/2,165,331,551.04
  6. Step 6: Final answer
    x = 1,621,856,097.91

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1.5x scale

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.