Home / 725,785,040.12-1,088,683,860.66-234,498,362.34

Finding the Fourth Proportional to 725,785,040.12, 1,088,683,860.66 and 234,498,362.34

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Solution

The fourth proportional to 725,785,040.12, 1,088,683,860.66 and 234,498,362.34 is: 351,749,579.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,785,040.12 : 1,088,683,860.66 = 234,498,362.34 : x
  2. Step 2: Convert to fraction form
    725,785,040.12/1,088,683,860.66 = 234,498,362.34/x
  3. Step 3: Cross multiply
    725,785,040.12x = 1,088,683,860.66 × 234,498,362.34
  4. Step 4: Simplify right side
    725,785,040.12x = 255,294,582,425,315,360
  5. Step 5: Solve for x
    x = 255,294,582,425,315,360/725,785,040.12
  6. Step 6: Final answer
    x = 351,749,579.16

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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.