Home / 20,631,630,436.65-30,953,517,466.82-6,656,990,170.41

Finding the Fourth Proportional to 20,631,630,436.65, 30,953,517,466.82 and 6,656,990,170.41

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Solution

The fourth proportional to 20,631,630,436.65, 30,953,517,466.82 and 6,656,990,170.41 is: 9,987,444,382.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,631,630,436.65 : 30,953,517,466.82 = 6,656,990,170.41 : x
  2. Step 2: Convert to fraction form
    20,631,630,436.65/30,953,517,466.82 = 6,656,990,170.41/x
  3. Step 3: Cross multiply
    20,631,630,436.65x = 30,953,517,466.82 × 6,656,990,170.41
  4. Step 4: Simplify right side
    20,631,630,436.65x = 206,057,261,516,201,689,088
  5. Step 5: Solve for x
    x = 206,057,261,516,201,689,088/20,631,630,436.65
  6. Step 6: Final answer
    x = 9,987,444,382.98

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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.