Home / 115,856,093.74-159,881,514.15-63,648,511.42

Finding the Fourth Proportional to 115,856,093.74, 159,881,514.15 and 63,648,511.42

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Solution

The fourth proportional to 115,856,093.74, 159,881,514.15 and 63,648,511.42 is: 87,835,003.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,856,093.74 : 159,881,514.15 = 63,648,511.42 : x
  2. Step 2: Convert to fraction form
    115,856,093.74/159,881,514.15 = 63,648,511.42/x
  3. Step 3: Cross multiply
    115,856,093.74x = 159,881,514.15 × 63,648,511.42
  4. Step 4: Simplify right side
    115,856,093.74x = 10,176,220,379,223,168
  5. Step 5: Solve for x
    x = 10,176,220,379,223,168/115,856,093.74
  6. Step 6: Final answer
    x = 87,835,003.33

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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.