Home / 502,767,399.90-754,259,648.27-153,040,815.46

Finding the Fourth Proportional to 502,767,399.90, 754,259,648.27 and 153,040,815.46

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Solution

The fourth proportional to 502,767,399.90, 754,259,648.27 and 153,040,815.46 is: 229,594,264.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,767,399.90 : 754,259,648.27 = 153,040,815.46 : x
  2. Step 2: Convert to fraction form
    502,767,399.90/754,259,648.27 = 153,040,815.46/x
  3. Step 3: Cross multiply
    502,767,399.90x = 754,259,648.27 × 153,040,815.46
  4. Step 4: Simplify right side
    502,767,399.90x = 115,432,511,637,162,736
  5. Step 5: Solve for x
    x = 115,432,511,637,162,736/502,767,399.90
  6. Step 6: Final answer
    x = 229,594,264.98

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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.