Home / 3,945,257,483.17-5,917,146,362.65-1,979,582,777.41

Finding the Fourth Proportional to 3,945,257,483.17, 5,917,146,362.65 and 1,979,582,777.41

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Solution

The fourth proportional to 3,945,257,483.17, 5,917,146,362.65 and 1,979,582,777.41 is: 2,969,002,930.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945,257,483.17 : 5,917,146,362.65 = 1,979,582,777.41 : x
  2. Step 2: Convert to fraction form
    3,945,257,483.17/5,917,146,362.65 = 1,979,582,777.41/x
  3. Step 3: Cross multiply
    3,945,257,483.17x = 5,917,146,362.65 × 1,979,582,777.41
  4. Step 4: Simplify right side
    3,945,257,483.17x = 11,713,481,030,896,424,960
  5. Step 5: Solve for x
    x = 11,713,481,030,896,424,960/3,945,257,483.17
  6. Step 6: Final answer
    x = 2,969,002,930.95

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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.