Home / 188,353,940.85-282,530,911.28-137,335,604.85

Finding the Fourth Proportional to 188,353,940.85, 282,530,911.28 and 137,335,604.85

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Solution

The fourth proportional to 188,353,940.85, 282,530,911.28 and 137,335,604.85 is: 206,003,407.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,353,940.85 : 282,530,911.28 = 137,335,604.85 : x
  2. Step 2: Convert to fraction form
    188,353,940.85/282,530,911.28 = 137,335,604.85/x
  3. Step 3: Cross multiply
    188,353,940.85x = 282,530,911.28 × 137,335,604.85
  4. Step 4: Simplify right side
    188,353,940.85x = 38,801,553,588,773,808
  5. Step 5: Solve for x
    x = 38,801,553,588,773,808/188,353,940.85
  6. Step 6: Final answer
    x = 206,003,407.28

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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.