Home / 69,656,992.96-104,258,128.42-51,208,054.29

Finding the Fourth Proportional to 69,656,992.96, 104,258,128.42 and 51,208,054.29

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Solution

The fourth proportional to 69,656,992.96, 104,258,128.42 and 51,208,054.29 is: 76,644,937.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,656,992.96 : 104,258,128.42 = 51,208,054.29 : x
  2. Step 2: Convert to fraction form
    69,656,992.96/104,258,128.42 = 51,208,054.29/x
  3. Step 3: Cross multiply
    69,656,992.96x = 104,258,128.42 × 51,208,054.29
  4. Step 4: Simplify right side
    69,656,992.96x = 5,338,855,900,305,152
  5. Step 5: Solve for x
    x = 5,338,855,900,305,152/69,656,992.96
  6. Step 6: Final answer
    x = 76,644,937.91

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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.