Home / 124,520,255.70-186,780,383.55-67,124,627.70

Finding the Fourth Proportional to 124,520,255.70, 186,780,383.55 and 67,124,627.70

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Solution

The fourth proportional to 124,520,255.70, 186,780,383.55 and 67,124,627.70 is: 100,686,941.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,520,255.70 : 186,780,383.55 = 67,124,627.70 : x
  2. Step 2: Convert to fraction form
    124,520,255.70/186,780,383.55 = 67,124,627.70/x
  3. Step 3: Cross multiply
    124,520,255.70x = 186,780,383.55 × 67,124,627.70
  4. Step 4: Simplify right side
    124,520,255.70x = 12,537,563,707,456,956
  5. Step 5: Solve for x
    x = 12,537,563,707,456,956/124,520,255.70
  6. Step 6: Final answer
    x = 100,686,941.55

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Similar ratio
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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.