Home / 1,981,201,945.88-2,972,617,533.50-875,223,098.84

Finding the Fourth Proportional to 1,981,201,945.88, 2,972,617,533.50 and 875,223,098.84

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Solution

The fourth proportional to 1,981,201,945.88, 2,972,617,533.50 and 875,223,098.84 is: 1,313,194,515.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,201,945.88 : 2,972,617,533.50 = 875,223,098.84 : x
  2. Step 2: Convert to fraction form
    1,981,201,945.88/2,972,617,533.50 = 875,223,098.84/x
  3. Step 3: Cross multiply
    1,981,201,945.88x = 2,972,617,533.50 × 875,223,098.84
  4. Step 4: Simplify right side
    1,981,201,945.88x = 2,601,703,529,339,042,816
  5. Step 5: Solve for x
    x = 2,601,703,529,339,042,816/1,981,201,945.88
  6. Step 6: Final answer
    x = 1,313,194,515.45

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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.