Home / 97,800,922.80-146,701,384.20-71,972,890.20

Finding the Fourth Proportional to 97,800,922.80, 146,701,384.20 and 71,972,890.20

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Solution

The fourth proportional to 97,800,922.80, 146,701,384.20 and 71,972,890.20 is: 107,959,335.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,800,922.80 : 146,701,384.20 = 71,972,890.20 : x
  2. Step 2: Convert to fraction form
    97,800,922.80/146,701,384.20 = 71,972,890.20/x
  3. Step 3: Cross multiply
    97,800,922.80x = 146,701,384.20 × 71,972,890.20
  4. Step 4: Simplify right side
    97,800,922.80x = 10,558,522,617,214,614
  5. Step 5: Solve for x
    x = 10,558,522,617,214,614/97,800,922.80
  6. Step 6: Final answer
    x = 107,959,335.30

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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.