Home / 3,965,596,756.38-5,947,133,132.37-1,309,158,223.32

Finding the Fourth Proportional to 3,965,596,756.38, 5,947,133,132.37 and 1,309,158,223.32

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Solution

The fourth proportional to 3,965,596,756.38, 5,947,133,132.37 and 1,309,158,223.32 is: 1,963,320,711.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965,596,756.38 : 5,947,133,132.37 = 1,309,158,223.32 : x
  2. Step 2: Convert to fraction form
    3,965,596,756.38/5,947,133,132.37 = 1,309,158,223.32/x
  3. Step 3: Cross multiply
    3,965,596,756.38x = 5,947,133,132.37 × 1,309,158,223.32
  4. Step 4: Simplify right side
    3,965,596,756.38x = 7,785,738,245,421,015,040
  5. Step 5: Solve for x
    x = 7,785,738,245,421,015,040/3,965,596,756.38
  6. Step 6: Final answer
    x = 1,963,320,711.54

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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.