Home / 273,986,872.60-410,980,300.96-126,390,763.58

Finding the Fourth Proportional to 273,986,872.60, 410,980,300.96 and 126,390,763.58

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Solution

The fourth proportional to 273,986,872.60, 410,980,300.96 and 126,390,763.58 is: 189,586,141.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,986,872.60 : 410,980,300.96 = 126,390,763.58 : x
  2. Step 2: Convert to fraction form
    273,986,872.60/410,980,300.96 = 126,390,763.58/x
  3. Step 3: Cross multiply
    273,986,872.60x = 410,980,300.96 × 126,390,763.58
  4. Step 4: Simplify right side
    273,986,872.60x = 51,944,114,054,672,600
  5. Step 5: Solve for x
    x = 51,944,114,054,672,600/273,986,872.60
  6. Step 6: Final answer
    x = 189,586,141.71

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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.