Home / 552,389,083.84-762,293,185.14-304,870,437.28

Finding the Fourth Proportional to 552,389,083.84, 762,293,185.14 and 304,870,437.28

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Solution

The fourth proportional to 552,389,083.84, 762,293,185.14 and 304,870,437.28 is: 420,719,133.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,389,083.84 : 762,293,185.14 = 304,870,437.28 : x
  2. Step 2: Convert to fraction form
    552,389,083.84/762,293,185.14 = 304,870,437.28/x
  3. Step 3: Cross multiply
    552,389,083.84x = 762,293,185.14 × 304,870,437.28
  4. Step 4: Simplify right side
    552,389,083.84x = 232,400,656,689,195,776
  5. Step 5: Solve for x
    x = 232,400,656,689,195,776/552,389,083.84
  6. Step 6: Final answer
    x = 420,719,133.47

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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.