Home / 156,616,923.70-234,925,385.55-54,370,299.70

Finding the Fourth Proportional to 156,616,923.70, 234,925,385.55 and 54,370,299.70

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Solution

The fourth proportional to 156,616,923.70, 234,925,385.55 and 54,370,299.70 is: 81,555,449.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,616,923.70 : 234,925,385.55 = 54,370,299.70 : x
  2. Step 2: Convert to fraction form
    156,616,923.70/234,925,385.55 = 54,370,299.70/x
  3. Step 3: Cross multiply
    156,616,923.70x = 234,925,385.55 × 54,370,299.70
  4. Step 4: Simplify right side
    156,616,923.70x = 12,772,963,619,491,550
  5. Step 5: Solve for x
    x = 12,772,963,619,491,550/156,616,923.70
  6. Step 6: Final answer
    x = 81,555,449.55

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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.