Home / 806,103,237,567.78-1,209,159,376,257.50-268,879,723,540.38

Finding the Fourth Proportional to 806,103,237,567.78, 1,209,159,376,257.50 and 268,879,723,540.38

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Solution

The fourth proportional to 806,103,237,567.78, 1,209,159,376,257.50 and 268,879,723,540.38 is: 403,321,092,947.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,103,237,567.78 : 1,209,159,376,257.50 = 268,879,723,540.38 : x
  2. Step 2: Convert to fraction form
    806,103,237,567.78/1,209,159,376,257.50 = 268,879,723,540.38/x
  3. Step 3: Cross multiply
    806,103,237,567.78x = 1,209,159,376,257.50 × 268,879,723,540.38
  4. Step 4: Simplify right side
    806,103,237,567.78x = 325,118,438,804,374,949,986,304
  5. Step 5: Solve for x
    x = 325,118,438,804,374,949,986,304/806,103,237,567.78
  6. Step 6: Final answer
    x = 403,321,092,947.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.