Home / 2,691,405,070.56-4,037,080,666.32-851,158,061.28

Finding the Fourth Proportional to 2,691,405,070.56, 4,037,080,666.32 and 851,158,061.28

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Solution

The fourth proportional to 2,691,405,070.56, 4,037,080,666.32 and 851,158,061.28 is: 1,276,728,572.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,405,070.56 : 4,037,080,666.32 = 851,158,061.28 : x
  2. Step 2: Convert to fraction form
    2,691,405,070.56/4,037,080,666.32 = 851,158,061.28/x
  3. Step 3: Cross multiply
    2,691,405,070.56x = 4,037,080,666.32 × 851,158,061.28
  4. Step 4: Simplify right side
    2,691,405,070.56x = 3,436,193,753,175,901,696
  5. Step 5: Solve for x
    x = 3,436,193,753,175,901,696/2,691,405,070.56
  6. Step 6: Final answer
    x = 1,276,728,572.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.