Home / 552,326,918.56-762,209,585.22-304,806,502.96

Finding the Fourth Proportional to 552,326,918.56, 762,209,585.22 and 304,806,502.96

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Solution

The fourth proportional to 552,326,918.56, 762,209,585.22 and 304,806,502.96 is: 420,632,111.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,326,918.56 : 762,209,585.22 = 304,806,502.96 : x
  2. Step 2: Convert to fraction form
    552,326,918.56/762,209,585.22 = 304,806,502.96/x
  3. Step 3: Cross multiply
    552,326,918.56x = 762,209,585.22 × 304,806,502.96
  4. Step 4: Simplify right side
    552,326,918.56x = 232,326,438,193,500,288
  5. Step 5: Solve for x
    x = 232,326,438,193,500,288/552,326,918.56
  6. Step 6: Final answer
    x = 420,632,111.86

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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.