Home / 535,557,965.96-739,045,115.43-297,418,270.52

Finding the Fourth Proportional to 535,557,965.96, 739,045,115.43 and 297,418,270.52

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Solution

The fourth proportional to 535,557,965.96, 739,045,115.43 and 297,418,270.52 is: 410,423,397.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,557,965.96 : 739,045,115.43 = 297,418,270.52 : x
  2. Step 2: Convert to fraction form
    535,557,965.96/739,045,115.43 = 297,418,270.52/x
  3. Step 3: Cross multiply
    535,557,965.96x = 739,045,115.43 × 297,418,270.52
  4. Step 4: Simplify right side
    535,557,965.96x = 219,805,520,067,444,352
  5. Step 5: Solve for x
    x = 219,805,520,067,444,352/535,557,965.96
  6. Step 6: Final answer
    x = 410,423,397.72

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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.