Home / 13,874,646,841.59-19,146,517,238.19-7,853,022,959.53

Finding the Fourth Proportional to 13,874,646,841.59, 19,146,517,238.19 and 7,853,022,959.53

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Solution

The fourth proportional to 13,874,646,841.59, 19,146,517,238.19 and 7,853,022,959.53 is: 10,836,891,286.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,874,646,841.59 : 19,146,517,238.19 = 7,853,022,959.53 : x
  2. Step 2: Convert to fraction form
    13,874,646,841.59/19,146,517,238.19 = 7,853,022,959.53/x
  3. Step 3: Cross multiply
    13,874,646,841.59x = 19,146,517,238.19 × 7,853,022,959.53
  4. Step 4: Simplify right side
    13,874,646,841.59x = 150,358,039,466,542,989,312
  5. Step 5: Solve for x
    x = 150,358,039,466,542,989,312/13,874,646,841.59
  6. Step 6: Final answer
    x = 10,836,891,286.91

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Double scale
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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.