Home / 440,265,042.19-660,380,327.20-149,132,164.57

Finding the Fourth Proportional to 440,265,042.19, 660,380,327.20 and 149,132,164.57

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Solution

The fourth proportional to 440,265,042.19, 660,380,327.20 and 149,132,164.57 is: 223,692,408.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,265,042.19 : 660,380,327.20 = 149,132,164.57 : x
  2. Step 2: Convert to fraction form
    440,265,042.19/660,380,327.20 = 149,132,164.57/x
  3. Step 3: Cross multiply
    440,265,042.19x = 660,380,327.20 × 149,132,164.57
  4. Step 4: Simplify right side
    440,265,042.19x = 98,483,947,636,200,896
  5. Step 5: Solve for x
    x = 98,483,947,636,200,896/440,265,042.19
  6. Step 6: Final answer
    x = 223,692,408.43

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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.