Home / 118,894,504.20-178,341,756.30-54,324,422.70

Finding the Fourth Proportional to 118,894,504.20, 178,341,756.30 and 54,324,422.70

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Solution

The fourth proportional to 118,894,504.20, 178,341,756.30 and 54,324,422.70 is: 81,486,634.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,894,504.20 : 178,341,756.30 = 54,324,422.70 : x
  2. Step 2: Convert to fraction form
    118,894,504.20/178,341,756.30 = 54,324,422.70/x
  3. Step 3: Cross multiply
    118,894,504.20x = 178,341,756.30 × 54,324,422.70
  4. Step 4: Simplify right side
    118,894,504.20x = 9,688,312,954,301,590
  5. Step 5: Solve for x
    x = 9,688,312,954,301,590/118,894,504.20
  6. Step 6: Final answer
    x = 81,486,634.05

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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.