Home / 106,508,928.80-159,763,393.20-49,113,300.80

Finding the Fourth Proportional to 106,508,928.80, 159,763,393.20 and 49,113,300.80

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Solution

The fourth proportional to 106,508,928.80, 159,763,393.20 and 49,113,300.80 is: 73,669,951.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,508,928.80 : 159,763,393.20 = 49,113,300.80 : x
  2. Step 2: Convert to fraction form
    106,508,928.80/159,763,393.20 = 49,113,300.80/x
  3. Step 3: Cross multiply
    106,508,928.80x = 159,763,393.20 × 49,113,300.80
  4. Step 4: Simplify right side
    106,508,928.80x = 7,846,507,587,060,273
  5. Step 5: Solve for x
    x = 7,846,507,587,060,273/106,508,928.80
  6. Step 6: Final answer
    x = 73,669,951.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.