Home / 552,328,837.92-762,212,233.44-304,808,422.32

Finding the Fourth Proportional to 552,328,837.92, 762,212,233.44 and 304,808,422.32

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Solution

The fourth proportional to 552,328,837.92, 762,212,233.44 and 304,808,422.32 is: 420,634,760.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,328,837.92 : 762,212,233.44 = 304,808,422.32 : x
  2. Step 2: Convert to fraction form
    552,328,837.92/762,212,233.44 = 304,808,422.32/x
  3. Step 3: Cross multiply
    552,328,837.92x = 762,212,233.44 × 304,808,422.32
  4. Step 4: Simplify right side
    552,328,837.92x = 232,328,708,347,849,952
  5. Step 5: Solve for x
    x = 232,328,708,347,849,952/552,328,837.92
  6. Step 6: Final answer
    x = 420,634,760.30

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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.