Home / 725,785,039.69-1,088,683,860.01-234,498,361.90

Finding the Fourth Proportional to 725,785,039.69, 1,088,683,860.01 and 234,498,361.90

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Solution

The fourth proportional to 725,785,039.69, 1,088,683,860.01 and 234,498,361.90 is: 351,749,578.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,785,039.69 : 1,088,683,860.01 = 234,498,361.90 : x
  2. Step 2: Convert to fraction form
    725,785,039.69/1,088,683,860.01 = 234,498,361.90/x
  3. Step 3: Cross multiply
    725,785,039.69x = 1,088,683,860.01 × 234,498,361.90
  4. Step 4: Simplify right side
    725,785,039.69x = 255,294,581,798,141,472
  5. Step 5: Solve for x
    x = 255,294,581,798,141,472/725,785,039.69
  6. Step 6: Final answer
    x = 351,749,578.51

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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.