Home / 264,278,639.79-395,814,109.50-126,200,967.57

Finding the Fourth Proportional to 264,278,639.79, 395,814,109.50 and 126,200,967.57

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Solution

The fourth proportional to 264,278,639.79, 395,814,109.50 and 126,200,967.57 is: 189,013,094.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,278,639.79 : 395,814,109.50 = 126,200,967.57 : x
  2. Step 2: Convert to fraction form
    264,278,639.79/395,814,109.50 = 126,200,967.57/x
  3. Step 3: Cross multiply
    264,278,639.79x = 395,814,109.50 × 126,200,967.57
  4. Step 4: Simplify right side
    264,278,639.79x = 49,952,123,596,757,928
  5. Step 5: Solve for x
    x = 49,952,123,596,757,928/264,278,639.79
  6. Step 6: Final answer
    x = 189,013,094.80

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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.