Home / 502,767,362.78-754,259,592.60-153,040,778.36

Finding the Fourth Proportional to 502,767,362.78, 754,259,592.60 and 153,040,778.36

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Solution

The fourth proportional to 502,767,362.78, 754,259,592.60 and 153,040,778.36 is: 229,594,209.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,767,362.78 : 754,259,592.60 = 153,040,778.36 : x
  2. Step 2: Convert to fraction form
    502,767,362.78/754,259,592.60 = 153,040,778.36/x
  3. Step 3: Cross multiply
    502,767,362.78x = 754,259,592.60 × 153,040,778.36
  4. Step 4: Simplify right side
    502,767,362.78x = 115,432,475,133,229,200
  5. Step 5: Solve for x
    x = 115,432,475,133,229,200/502,767,362.78
  6. Step 6: Final answer
    x = 229,594,209.33

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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.