Home / 3,189,488,946.10-4,785,129,214.35-1,553,766,910.90

Finding the Fourth Proportional to 3,189,488,946.10, 4,785,129,214.35 and 1,553,766,910.90

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Solution

The fourth proportional to 3,189,488,946.10, 4,785,129,214.35 and 1,553,766,910.90 is: 2,331,086,755.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,488,946.10 : 4,785,129,214.35 = 1,553,766,910.90 : x
  2. Step 2: Convert to fraction form
    3,189,488,946.10/4,785,129,214.35 = 1,553,766,910.90/x
  3. Step 3: Cross multiply
    3,189,488,946.10x = 4,785,129,214.35 × 1,553,766,910.90
  4. Step 4: Simplify right side
    3,189,488,946.10x = 7,434,975,437,637,944,320
  5. Step 5: Solve for x
    x = 7,434,975,437,637,944,320/3,189,488,946.10
  6. Step 6: Final answer
    x = 2,331,086,755.05

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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.