Home / 1,150,900,309.76-1,588,387,891.20-754,756,577.60

Finding the Fourth Proportional to 1,150,900,309.76, 1,588,387,891.20 and 754,756,577.60

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Solution

The fourth proportional to 1,150,900,309.76, 1,588,387,891.20 and 754,756,577.60 is: 1,041,659,471.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,900,309.76 : 1,588,387,891.20 = 754,756,577.60 : x
  2. Step 2: Convert to fraction form
    1,150,900,309.76/1,588,387,891.20 = 754,756,577.60/x
  3. Step 3: Cross multiply
    1,150,900,309.76x = 1,588,387,891.20 × 754,756,577.60
  4. Step 4: Simplify right side
    1,150,900,309.76x = 1,198,846,208,663,393,280
  5. Step 5: Solve for x
    x = 1,198,846,208,663,393,280/1,150,900,309.76
  6. Step 6: Final answer
    x = 1,041,659,471.72

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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.