Home / 3,319,897,946.40-4,981,760,107.20-1,251,104,421.60

Finding the Fourth Proportional to 3,319,897,946.40, 4,981,760,107.20 and 1,251,104,421.60

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Solution

The fourth proportional to 3,319,897,946.40, 4,981,760,107.20 and 1,251,104,421.60 is: 1,877,377,617.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319,897,946.40 : 4,981,760,107.20 = 1,251,104,421.60 : x
  2. Step 2: Convert to fraction form
    3,319,897,946.40/4,981,760,107.20 = 1,251,104,421.60/x
  3. Step 3: Cross multiply
    3,319,897,946.40x = 4,981,760,107.20 × 1,251,104,421.60
  4. Step 4: Simplify right side
    3,319,897,946.40x = 6,232,702,097,468,408,832
  5. Step 5: Solve for x
    x = 6,232,702,097,468,408,832/3,319,897,946.40
  6. Step 6: Final answer
    x = 1,877,377,617.65

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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.