Home / 5,250,989,671.80-7,876,483,818.66-2,145,569,103.60

Finding the Fourth Proportional to 5,250,989,671.80, 7,876,483,818.66 and 2,145,569,103.60

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Solution

The fourth proportional to 5,250,989,671.80, 7,876,483,818.66 and 2,145,569,103.60 is: 3,218,353,373.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250,989,671.80 : 7,876,483,818.66 = 2,145,569,103.60 : x
  2. Step 2: Convert to fraction form
    5,250,989,671.80/7,876,483,818.66 = 2,145,569,103.60/x
  3. Step 3: Cross multiply
    5,250,989,671.80x = 7,876,483,818.66 × 2,145,569,103.60
  4. Step 4: Simplify right side
    5,250,989,671.80x = 16,899,540,326,322,239,488
  5. Step 5: Solve for x
    x = 16,899,540,326,322,239,488/5,250,989,671.80
  6. Step 6: Final answer
    x = 3,218,353,373.86

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1.5x scale

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.