Home / 736,583,469.76-1,016,333,448.45-423,257,149.27

Finding the Fourth Proportional to 736,583,469.76, 1,016,333,448.45 and 423,257,149.27

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Solution

The fourth proportional to 736,583,469.76, 1,016,333,448.45 and 423,257,149.27 is: 584,007,672.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,583,469.76 : 1,016,333,448.45 = 423,257,149.27 : x
  2. Step 2: Convert to fraction form
    736,583,469.76/1,016,333,448.45 = 423,257,149.27/x
  3. Step 3: Cross multiply
    736,583,469.76x = 1,016,333,448.45 × 423,257,149.27
  4. Step 4: Simplify right side
    736,583,469.76x = 430,170,398,093,613,824
  5. Step 5: Solve for x
    x = 430,170,398,093,613,824/736,583,469.76
  6. Step 6: Final answer
    x = 584,007,672.93

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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.