Home / 197,793,009.60-296,689,514.40-129,675,249.60

Finding the Fourth Proportional to 197,793,009.60, 296,689,514.40 and 129,675,249.60

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Solution

The fourth proportional to 197,793,009.60, 296,689,514.40 and 129,675,249.60 is: 194,512,874.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,793,009.60 : 296,689,514.40 = 129,675,249.60 : x
  2. Step 2: Convert to fraction form
    197,793,009.60/296,689,514.40 = 129,675,249.60/x
  3. Step 3: Cross multiply
    197,793,009.60x = 296,689,514.40 × 129,675,249.60
  4. Step 4: Simplify right side
    197,793,009.60x = 38,473,286,833,522,792
  5. Step 5: Solve for x
    x = 38,473,286,833,522,792/197,793,009.60
  6. Step 6: Final answer
    x = 194,512,874.40

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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.