Home / 1,591,309,876.58-2,195,908,683.19-876,805,445.47

Finding the Fourth Proportional to 1,591,309,876.58, 2,195,908,683.19 and 876,805,445.47

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Solution

The fourth proportional to 1,591,309,876.58, 2,195,908,683.19 and 876,805,445.47 is: 1,209,936,995.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,309,876.58 : 2,195,908,683.19 = 876,805,445.47 : x
  2. Step 2: Convert to fraction form
    1,591,309,876.58/2,195,908,683.19 = 876,805,445.47/x
  3. Step 3: Cross multiply
    1,591,309,876.58x = 2,195,908,683.19 × 876,805,445.47
  4. Step 4: Simplify right side
    1,591,309,876.58x = 1,925,384,691,168,167,168
  5. Step 5: Solve for x
    x = 1,925,384,691,168,167,168/1,591,309,876.58
  6. Step 6: Final answer
    x = 1,209,936,995.62

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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.