Home / 168,772,238.40-252,486,511.20-146,302,708.80

Finding the Fourth Proportional to 168,772,238.40, 252,486,511.20 and 146,302,708.80

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Solution

The fourth proportional to 168,772,238.40, 252,486,511.20 and 146,302,708.80 is: 218,871,663.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,772,238.40 : 252,486,511.20 = 146,302,708.80 : x
  2. Step 2: Convert to fraction form
    168,772,238.40/252,486,511.20 = 146,302,708.80/x
  3. Step 3: Cross multiply
    168,772,238.40x = 252,486,511.20 × 146,302,708.80
  4. Step 4: Simplify right side
    168,772,238.40x = 36,939,460,524,021,536
  5. Step 5: Solve for x
    x = 36,939,460,524,021,536/168,772,238.40
  6. Step 6: Final answer
    x = 218,871,663.22

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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.