Home / 736,722,608.38-1,016,670,963.98-406,690,661.50

Finding the Fourth Proportional to 736,722,608.38, 1,016,670,963.98 and 406,690,661.50

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Solution

The fourth proportional to 736,722,608.38, 1,016,670,963.98 and 406,690,661.50 is: 561,229,670.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,722,608.38 : 1,016,670,963.98 = 406,690,661.50 : x
  2. Step 2: Convert to fraction form
    736,722,608.38/1,016,670,963.98 = 406,690,661.50/x
  3. Step 3: Cross multiply
    736,722,608.38x = 1,016,670,963.98 × 406,690,661.50
  4. Step 4: Simplify right side
    736,722,608.38x = 413,470,586,868,868,864
  5. Step 5: Solve for x
    x = 413,470,586,868,868,864/736,722,608.38
  6. Step 6: Final answer
    x = 561,229,670.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.