Home / 1,665,268,037.82-2,298,072,593.16-912,461,587.80

Finding the Fourth Proportional to 1,665,268,037.82, 2,298,072,593.16 and 912,461,587.80

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Solution

The fourth proportional to 1,665,268,037.82, 2,298,072,593.16 and 912,461,587.80 is: 1,259,198,471.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,268,037.82 : 2,298,072,593.16 = 912,461,587.80 : x
  2. Step 2: Convert to fraction form
    1,665,268,037.82/2,298,072,593.16 = 912,461,587.80/x
  3. Step 3: Cross multiply
    1,665,268,037.82x = 2,298,072,593.16 × 912,461,587.80
  4. Step 4: Simplify right side
    1,665,268,037.82x = 2,096,902,967,234,436,864
  5. Step 5: Solve for x
    x = 2,096,902,967,234,436,864/1,665,268,037.82
  6. Step 6: Final answer
    x = 1,259,198,471.12

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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.