Home / 255,825,572.33-353,040,353.48-138,350,902.57

Finding the Fourth Proportional to 255,825,572.33, 353,040,353.48 and 138,350,902.57

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Solution

The fourth proportional to 255,825,572.33, 353,040,353.48 and 138,350,902.57 is: 190,924,820.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,825,572.33 : 353,040,353.48 = 138,350,902.57 : x
  2. Step 2: Convert to fraction form
    255,825,572.33/353,040,353.48 = 138,350,902.57/x
  3. Step 3: Cross multiply
    255,825,572.33x = 353,040,353.48 × 138,350,902.57
  4. Step 4: Simplify right side
    255,825,572.33x = 48,843,451,547,053,120
  5. Step 5: Solve for x
    x = 48,843,451,547,053,120/255,825,572.33
  6. Step 6: Final answer
    x = 190,924,820.77

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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.