Home / 4,251,643,821.40-6,377,465,732.10-4,194,312,928.60

Finding the Fourth Proportional to 4,251,643,821.40, 6,377,465,732.10 and 4,194,312,928.60

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Solution

The fourth proportional to 4,251,643,821.40, 6,377,465,732.10 and 4,194,312,928.60 is: 6,291,469,392.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,251,643,821.40 : 6,377,465,732.10 = 4,194,312,928.60 : x
  2. Step 2: Convert to fraction form
    4,251,643,821.40/6,377,465,732.10 = 4,194,312,928.60/x
  3. Step 3: Cross multiply
    4,251,643,821.40x = 6,377,465,732.10 × 4,194,312,928.60
  4. Step 4: Simplify right side
    4,251,643,821.40x = 26,749,086,971,850,493,952
  5. Step 5: Solve for x
    x = 26,749,086,971,850,493,952/4,251,643,821.40
  6. Step 6: Final answer
    x = 6,291,469,392.90

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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.