Home / 161,696,181,965.16-223,125,756,447.24-89,436,691,593.12

Finding the Fourth Proportional to 161,696,181,965.16, 223,125,756,447.24 and 89,436,691,593.12

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Solution

The fourth proportional to 161,696,181,965.16, 223,125,756,447.24 and 89,436,691,593.12 is: 123,414,351,676.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,696,181,965.16 : 223,125,756,447.24 = 89,436,691,593.12 : x
  2. Step 2: Convert to fraction form
    161,696,181,965.16/223,125,756,447.24 = 89,436,691,593.12/x
  3. Step 3: Cross multiply
    161,696,181,965.16x = 223,125,756,447.24 × 89,436,691,593.12
  4. Step 4: Simplify right side
    161,696,181,965.16x = 19,955,629,465,853,407,264,768
  5. Step 5: Solve for x
    x = 19,955,629,465,853,407,264,768/161,696,181,965.16
  6. Step 6: Final answer
    x = 123,414,351,676.86

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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.