Home / 552,326,915.56-762,209,581.08-304,806,499.96

Finding the Fourth Proportional to 552,326,915.56, 762,209,581.08 and 304,806,499.96

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Solution

The fourth proportional to 552,326,915.56, 762,209,581.08 and 304,806,499.96 is: 420,632,107.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,326,915.56 : 762,209,581.08 = 304,806,499.96 : x
  2. Step 2: Convert to fraction form
    552,326,915.56/762,209,581.08 = 304,806,499.96/x
  3. Step 3: Cross multiply
    552,326,915.56x = 762,209,581.08 × 304,806,499.96
  4. Step 4: Simplify right side
    552,326,915.56x = 232,326,434,644,972,640
  5. Step 5: Solve for x
    x = 232,326,434,644,972,640/552,326,915.56
  6. Step 6: Final answer
    x = 420,632,107.72

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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.