Home / 2,163,347,460.75-3,245,016,145.44-1,421,048,794.89

Finding the Fourth Proportional to 2,163,347,460.75, 3,245,016,145.44 and 1,421,048,794.89

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Solution

The fourth proportional to 2,163,347,460.75, 3,245,016,145.44 and 1,421,048,794.89 is: 2,131,569,877.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163,347,460.75 : 3,245,016,145.44 = 1,421,048,794.89 : x
  2. Step 2: Convert to fraction form
    2,163,347,460.75/3,245,016,145.44 = 1,421,048,794.89/x
  3. Step 3: Cross multiply
    2,163,347,460.75x = 3,245,016,145.44 × 1,421,048,794.89
  4. Step 4: Simplify right side
    2,163,347,460.75x = 4,611,326,282,876,105,216
  5. Step 5: Solve for x
    x = 4,611,326,282,876,105,216/2,163,347,460.75
  6. Step 6: Final answer
    x = 2,131,569,877.95

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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.