Home / 118,320,512.55-177,480,768.83-67,302,176.55

Finding the Fourth Proportional to 118,320,512.55, 177,480,768.83 and 67,302,176.55

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Solution

The fourth proportional to 118,320,512.55, 177,480,768.83 and 67,302,176.55 is: 100,953,264.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,320,512.55 : 177,480,768.83 = 67,302,176.55 : x
  2. Step 2: Convert to fraction form
    118,320,512.55/177,480,768.83 = 67,302,176.55/x
  3. Step 3: Cross multiply
    118,320,512.55x = 177,480,768.83 × 67,302,176.55
  4. Step 4: Simplify right side
    118,320,512.55x = 11,944,842,037,689,884
  5. Step 5: Solve for x
    x = 11,944,842,037,689,884/118,320,512.55
  6. Step 6: Final answer
    x = 100,953,264.83

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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.