Home / 157,780,893.35-217,733,456.09-88,166,846.27

Finding the Fourth Proportional to 157,780,893.35, 217,733,456.09 and 88,166,846.27

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Solution

The fourth proportional to 157,780,893.35, 217,733,456.09 and 88,166,846.27 is: 121,667,913.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,780,893.35 : 217,733,456.09 = 88,166,846.27 : x
  2. Step 2: Convert to fraction form
    157,780,893.35/217,733,456.09 = 88,166,846.27/x
  3. Step 3: Cross multiply
    157,780,893.35x = 217,733,456.09 × 88,166,846.27
  4. Step 4: Simplify right side
    157,780,893.35x = 19,196,872,150,922,824
  5. Step 5: Solve for x
    x = 19,196,872,150,922,824/157,780,893.35
  6. Step 6: Final answer
    x = 121,667,913.92

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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.