Home / 101,147,994.46-139,584,672.20-54,738,252.50

Finding the Fourth Proportional to 101,147,994.46, 139,584,672.20 and 54,738,252.50

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Solution

The fourth proportional to 101,147,994.46, 139,584,672.20 and 54,738,252.50 is: 75,539,026.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,147,994.46 : 139,584,672.20 = 54,738,252.50 : x
  2. Step 2: Convert to fraction form
    101,147,994.46/139,584,672.20 = 54,738,252.50/x
  3. Step 3: Cross multiply
    101,147,994.46x = 139,584,672.20 × 54,738,252.50
  4. Step 4: Simplify right side
    101,147,994.46x = 7,640,621,032,013,330
  5. Step 5: Solve for x
    x = 7,640,621,032,013,330/101,147,994.46
  6. Step 6: Final answer
    x = 75,539,026.48

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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.