Home / 3,965,596,760.88-5,947,133,139.12-1,309,158,227.84

Finding the Fourth Proportional to 3,965,596,760.88, 5,947,133,139.12 and 1,309,158,227.84

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Solution

The fourth proportional to 3,965,596,760.88, 5,947,133,139.12 and 1,309,158,227.84 is: 1,963,320,718.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965,596,760.88 : 5,947,133,139.12 = 1,309,158,227.84 : x
  2. Step 2: Convert to fraction form
    3,965,596,760.88/5,947,133,139.12 = 1,309,158,227.84/x
  3. Step 3: Cross multiply
    3,965,596,760.88x = 5,947,133,139.12 × 1,309,158,227.84
  4. Step 4: Simplify right side
    3,965,596,760.88x = 7,785,738,281,138,874,368
  5. Step 5: Solve for x
    x = 7,785,738,281,138,874,368/3,965,596,760.88
  6. Step 6: Final answer
    x = 1,963,320,718.32

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Double scale
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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.