Home / 159,444,897.94-220,033,961.92-86,106,039.94

Finding the Fourth Proportional to 159,444,897.94, 220,033,961.92 and 86,106,039.94

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Solution

The fourth proportional to 159,444,897.94, 220,033,961.92 and 86,106,039.94 is: 118,826,336.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,444,897.94 : 220,033,961.92 = 86,106,039.94 : x
  2. Step 2: Convert to fraction form
    159,444,897.94/220,033,961.92 = 86,106,039.94/x
  3. Step 3: Cross multiply
    159,444,897.94x = 220,033,961.92 × 86,106,039.94
  4. Step 4: Simplify right side
    159,444,897.94x = 18,946,253,113,239,956
  5. Step 5: Solve for x
    x = 18,946,253,113,239,956/159,444,897.94
  6. Step 6: Final answer
    x = 118,826,336.61

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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.