Home / 85,927,431.69-118,589,953.01-48,256,786.55

Finding the Fourth Proportional to 85,927,431.69, 118,589,953.01 and 48,256,786.55

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Solution

The fourth proportional to 85,927,431.69, 118,589,953.01 and 48,256,786.55 is: 66,600,036.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,927,431.69 : 118,589,953.01 = 48,256,786.55 : x
  2. Step 2: Convert to fraction form
    85,927,431.69/118,589,953.01 = 48,256,786.55/x
  3. Step 3: Cross multiply
    85,927,431.69x = 118,589,953.01 × 48,256,786.55
  4. Step 4: Simplify right side
    85,927,431.69x = 5,722,770,049,433,291
  5. Step 5: Solve for x
    x = 5,722,770,049,433,291/85,927,431.69
  6. Step 6: Final answer
    x = 66,600,036.06

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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.