Home / 99,085,620.60-148,334,498.10-73,639,438.20

Finding the Fourth Proportional to 99,085,620.60, 148,334,498.10 and 73,639,438.20

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Solution

The fourth proportional to 99,085,620.60, 148,334,498.10 and 73,639,438.20 is: 110,240,709.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,085,620.60 : 148,334,498.10 = 73,639,438.20 : x
  2. Step 2: Convert to fraction form
    99,085,620.60/148,334,498.10 = 73,639,438.20/x
  3. Step 3: Cross multiply
    99,085,620.60x = 148,334,498.10 × 73,639,438.20
  4. Step 4: Simplify right side
    99,085,620.60x = 10,923,269,105,762,968
  5. Step 5: Solve for x
    x = 10,923,269,105,762,968/99,085,620.60
  6. Step 6: Final answer
    x = 110,240,709.39

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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.