Home / 995,836,681.87-1,374,375,127.72-566,778,290.55

Finding the Fourth Proportional to 995,836,681.87, 1,374,375,127.72 and 566,778,290.55

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Solution

The fourth proportional to 995,836,681.87, 1,374,375,127.72 and 566,778,290.55 is: 782,222,627.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,836,681.87 : 1,374,375,127.72 = 566,778,290.55 : x
  2. Step 2: Convert to fraction form
    995,836,681.87/1,374,375,127.72 = 566,778,290.55/x
  3. Step 3: Cross multiply
    995,836,681.87x = 1,374,375,127.72 × 566,778,290.55
  4. Step 4: Simplify right side
    995,836,681.87x = 778,965,985,458,071,680
  5. Step 5: Solve for x
    x = 778,965,985,458,071,680/995,836,681.87
  6. Step 6: Final answer
    x = 782,222,627.10

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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.