Home / 85,507,229.37-118,001,488.20-46,350,306.57

Finding the Fourth Proportional to 85,507,229.37, 118,001,488.20 and 46,350,306.57

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Solution

The fourth proportional to 85,507,229.37, 118,001,488.20 and 46,350,306.57 is: 63,964,242.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,507,229.37 : 118,001,488.20 = 46,350,306.57 : x
  2. Step 2: Convert to fraction form
    85,507,229.37/118,001,488.20 = 46,350,306.57/x
  3. Step 3: Cross multiply
    85,507,229.37x = 118,001,488.20 × 46,350,306.57
  4. Step 4: Simplify right side
    85,507,229.37x = 5,469,405,153,786,238
  5. Step 5: Solve for x
    x = 5,469,405,153,786,238/85,507,229.37
  6. Step 6: Final answer
    x = 63,964,242.49

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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.