Home / 107,683,315.20-161,524,972.80-96,933,772.80

Finding the Fourth Proportional to 107,683,315.20, 161,524,972.80 and 96,933,772.80

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Solution

The fourth proportional to 107,683,315.20, 161,524,972.80 and 96,933,772.80 is: 145,400,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,683,315.20 : 161,524,972.80 = 96,933,772.80 : x
  2. Step 2: Convert to fraction form
    107,683,315.20/161,524,972.80 = 96,933,772.80/x
  3. Step 3: Cross multiply
    107,683,315.20x = 161,524,972.80 × 96,933,772.80
  4. Step 4: Simplify right side
    107,683,315.20x = 15,657,225,014,921,380
  5. Step 5: Solve for x
    x = 15,657,225,014,921,380/107,683,315.20
  6. Step 6: Final answer
    x = 145,400,659.20

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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.