Home / 195,194,513.92-292,779,791.40-80,176,072.40

Finding the Fourth Proportional to 195,194,513.92, 292,779,791.40 and 80,176,072.40

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Solution

The fourth proportional to 195,194,513.92, 292,779,791.40 and 80,176,072.40 is: 120,259,188.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,194,513.92 : 292,779,791.40 = 80,176,072.40 : x
  2. Step 2: Convert to fraction form
    195,194,513.92/292,779,791.40 = 80,176,072.40/x
  3. Step 3: Cross multiply
    195,194,513.92x = 292,779,791.40 × 80,176,072.40
  4. Step 4: Simplify right side
    195,194,513.92x = 23,473,933,752,543,296
  5. Step 5: Solve for x
    x = 23,473,933,752,543,296/195,194,513.92
  6. Step 6: Final answer
    x = 120,259,188.03

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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.