Home / 115,265,989.72-159,066,590.26-62,342,756.44

Finding the Fourth Proportional to 115,265,989.72, 159,066,590.26 and 62,342,756.44

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Solution

The fourth proportional to 115,265,989.72, 159,066,590.26 and 62,342,756.44 is: 86,032,746.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,265,989.72 : 159,066,590.26 = 62,342,756.44 : x
  2. Step 2: Convert to fraction form
    115,265,989.72/159,066,590.26 = 62,342,756.44/x
  3. Step 3: Cross multiply
    115,265,989.72x = 159,066,590.26 × 62,342,756.44
  4. Step 4: Simplify right side
    115,265,989.72x = 9,916,649,694,320,456
  5. Step 5: Solve for x
    x = 9,916,649,694,320,456/115,265,989.72
  6. Step 6: Final answer
    x = 86,032,746.68

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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.