Home / 655,268,044.38-982,905,740.98-218,567,529.70

Finding the Fourth Proportional to 655,268,044.38, 982,905,740.98 and 218,567,529.70

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Solution

The fourth proportional to 655,268,044.38, 982,905,740.98 and 218,567,529.70 is: 327,852,520.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,268,044.38 : 982,905,740.98 = 218,567,529.70 : x
  2. Step 2: Convert to fraction form
    655,268,044.38/982,905,740.98 = 218,567,529.70/x
  3. Step 3: Cross multiply
    655,268,044.38x = 982,905,740.98 × 218,567,529.70
  4. Step 4: Simplify right side
    655,268,044.38x = 214,831,279,730,942,944
  5. Step 5: Solve for x
    x = 214,831,279,730,942,944/655,268,044.38
  6. Step 6: Final answer
    x = 327,852,520.16

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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.