Home / 115,265,981.14-159,066,578.39-62,342,747.89

Finding the Fourth Proportional to 115,265,981.14, 159,066,578.39 and 62,342,747.89

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Solution

The fourth proportional to 115,265,981.14, 159,066,578.39 and 62,342,747.89 is: 86,032,734.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,265,981.14 : 159,066,578.39 = 62,342,747.89 : x
  2. Step 2: Convert to fraction form
    115,265,981.14/159,066,578.39 = 62,342,747.89/x
  3. Step 3: Cross multiply
    115,265,981.14x = 159,066,578.39 × 62,342,747.89
  4. Step 4: Simplify right side
    115,265,981.14x = 9,916,647,593,583,312
  5. Step 5: Solve for x
    x = 9,916,647,593,583,312/115,265,981.14
  6. Step 6: Final answer
    x = 86,032,734.86

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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.