Home / 2,656,974,083.12-3,983,919,221.28-1,257,946,610.48

Finding the Fourth Proportional to 2,656,974,083.12, 3,983,919,221.28 and 1,257,946,610.48

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Solution

The fourth proportional to 2,656,974,083.12, 3,983,919,221.28 and 1,257,946,610.48 is: 1,886,189,900.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,656,974,083.12 : 3,983,919,221.28 = 1,257,946,610.48 : x
  2. Step 2: Convert to fraction form
    2,656,974,083.12/3,983,919,221.28 = 1,257,946,610.48/x
  3. Step 3: Cross multiply
    2,656,974,083.12x = 3,983,919,221.28 × 1,257,946,610.48
  4. Step 4: Simplify right side
    2,656,974,083.12x = 5,011,557,680,835,297,280
  5. Step 5: Solve for x
    x = 5,011,557,680,835,297,280/2,656,974,083.12
  6. Step 6: Final answer
    x = 1,886,189,900.26

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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.