Home / 120,744,052.35-181,116,078.53-112,240,996.35

Finding the Fourth Proportional to 120,744,052.35, 181,116,078.53 and 112,240,996.35

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Solution

The fourth proportional to 120,744,052.35, 181,116,078.53 and 112,240,996.35 is: 168,361,494.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,744,052.35 : 181,116,078.53 = 112,240,996.35 : x
  2. Step 2: Convert to fraction form
    120,744,052.35/181,116,078.53 = 112,240,996.35/x
  3. Step 3: Cross multiply
    120,744,052.35x = 181,116,078.53 × 112,240,996.35
  4. Step 4: Simplify right side
    120,744,052.35x = 20,328,649,108,650,836
  5. Step 5: Solve for x
    x = 20,328,649,108,650,836/120,744,052.35
  6. Step 6: Final answer
    x = 168,361,494.53

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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.