Home / 20,737,810,351.53-31,103,207,005.61-5,811,540,617.75

Finding the Fourth Proportional to 20,737,810,351.53, 31,103,207,005.61 and 5,811,540,617.75

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Solution

The fourth proportional to 20,737,810,351.53, 31,103,207,005.61 and 5,811,540,617.75 is: 8,716,327,702.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,737,810,351.53 : 31,103,207,005.61 = 5,811,540,617.75 : x
  2. Step 2: Convert to fraction form
    20,737,810,351.53/31,103,207,005.61 = 5,811,540,617.75/x
  3. Step 3: Cross multiply
    20,737,810,351.53x = 31,103,207,005.61 × 5,811,540,617.75
  4. Step 4: Simplify right side
    20,737,810,351.53x = 180,757,550,855,250,771,968
  5. Step 5: Solve for x
    x = 180,757,550,855,250,771,968/20,737,810,351.53
  6. Step 6: Final answer
    x = 8,716,327,702.45

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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.