Home / 159,444,896.43-220,033,959.84-86,106,038.43

Finding the Fourth Proportional to 159,444,896.43, 220,033,959.84 and 86,106,038.43

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Solution

The fourth proportional to 159,444,896.43, 220,033,959.84 and 86,106,038.43 is: 118,826,334.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,444,896.43 : 220,033,959.84 = 86,106,038.43 : x
  2. Step 2: Convert to fraction form
    159,444,896.43/220,033,959.84 = 86,106,038.43/x
  3. Step 3: Cross multiply
    159,444,896.43x = 220,033,959.84 × 86,106,038.43
  4. Step 4: Simplify right side
    159,444,896.43x = 18,946,252,601,888,120
  5. Step 5: Solve for x
    x = 18,946,252,601,888,120/159,444,896.43
  6. Step 6: Final answer
    x = 118,826,334.53

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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.