Home / 552,389,082.84-762,293,183.76-304,870,436.28

Finding the Fourth Proportional to 552,389,082.84, 762,293,183.76 and 304,870,436.28

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Solution

The fourth proportional to 552,389,082.84, 762,293,183.76 and 304,870,436.28 is: 420,719,132.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,389,082.84 : 762,293,183.76 = 304,870,436.28 : x
  2. Step 2: Convert to fraction form
    552,389,082.84/762,293,183.76 = 304,870,436.28/x
  3. Step 3: Cross multiply
    552,389,082.84x = 762,293,183.76 × 304,870,436.28
  4. Step 4: Simplify right side
    552,389,082.84x = 232,400,655,506,181,376
  5. Step 5: Solve for x
    x = 232,400,655,506,181,376/552,389,082.84
  6. Step 6: Final answer
    x = 420,719,132.09

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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.