Home / 176,494,118.40-243,561,219.84-103,140,725.76

Finding the Fourth Proportional to 176,494,118.40, 243,561,219.84 and 103,140,725.76

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Solution

The fourth proportional to 176,494,118.40, 243,561,219.84 and 103,140,725.76 is: 142,333,813.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,494,118.40 : 243,561,219.84 = 103,140,725.76 : x
  2. Step 2: Convert to fraction form
    176,494,118.40/243,561,219.84 = 103,140,725.76/x
  3. Step 3: Cross multiply
    176,494,118.40x = 243,561,219.84 × 103,140,725.76
  4. Step 4: Simplify right side
    176,494,118.40x = 25,121,080,981,288,512
  5. Step 5: Solve for x
    x = 25,121,080,981,288,512/176,494,118.40
  6. Step 6: Final answer
    x = 142,333,813.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.