Home / 634,727,341.89-951,656,361.17-323,231,991.48

Finding the Fourth Proportional to 634,727,341.89, 951,656,361.17 and 323,231,991.48

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Solution

The fourth proportional to 634,727,341.89, 951,656,361.17 and 323,231,991.48 is: 484,626,642.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,727,341.89 : 951,656,361.17 = 323,231,991.48 : x
  2. Step 2: Convert to fraction form
    634,727,341.89/951,656,361.17 = 323,231,991.48/x
  3. Step 3: Cross multiply
    634,727,341.89x = 951,656,361.17 × 323,231,991.48
  4. Step 4: Simplify right side
    634,727,341.89x = 307,605,780,823,973,120
  5. Step 5: Solve for x
    x = 307,605,780,823,973,120/634,727,341.89
  6. Step 6: Final answer
    x = 484,626,642.85

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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.