Home / 100,109,401.80-150,164,102.70-35,486,176.20

Finding the Fourth Proportional to 100,109,401.80, 150,164,102.70 and 35,486,176.20

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Solution

The fourth proportional to 100,109,401.80, 150,164,102.70 and 35,486,176.20 is: 53,229,264.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,109,401.80 : 150,164,102.70 = 35,486,176.20 : x
  2. Step 2: Convert to fraction form
    100,109,401.80/150,164,102.70 = 35,486,176.20/x
  3. Step 3: Cross multiply
    100,109,401.80x = 150,164,102.70 × 35,486,176.20
  4. Step 4: Simplify right side
    100,109,401.80x = 5,328,749,807,327,096
  5. Step 5: Solve for x
    x = 5,328,749,807,327,096/100,109,401.80
  6. Step 6: Final answer
    x = 53,229,264.30

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1.5x scale

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.