Home / 851,576,700.53-1,277,356,535.07-269,311,045.25

Finding the Fourth Proportional to 851,576,700.53, 1,277,356,535.07 and 269,311,045.25

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Solution

The fourth proportional to 851,576,700.53, 1,277,356,535.07 and 269,311,045.25 is: 403,963,874.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,576,700.53 : 1,277,356,535.07 = 269,311,045.25 : x
  2. Step 2: Convert to fraction form
    851,576,700.53/1,277,356,535.07 = 269,311,045.25/x
  3. Step 3: Cross multiply
    851,576,700.53x = 1,277,356,535.07 × 269,311,045.25
  4. Step 4: Simplify right side
    851,576,700.53x = 344,006,223,618,816,896
  5. Step 5: Solve for x
    x = 344,006,223,618,816,896/851,576,700.53
  6. Step 6: Final answer
    x = 403,963,874.78

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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.