Home / 262,132,564.60-393,450,789.30-132,886,113.40

Finding the Fourth Proportional to 262,132,564.60, 393,450,789.30 and 132,886,113.40

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Solution

The fourth proportional to 262,132,564.60, 393,450,789.30 and 132,886,113.40 is: 199,456,890.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,132,564.60 : 393,450,789.30 = 132,886,113.40 : x
  2. Step 2: Convert to fraction form
    262,132,564.60/393,450,789.30 = 132,886,113.40/x
  3. Step 3: Cross multiply
    262,132,564.60x = 393,450,789.30 × 132,886,113.40
  4. Step 4: Simplify right side
    262,132,564.60x = 52,284,146,204,239,312
  5. Step 5: Solve for x
    x = 52,284,146,204,239,312/262,132,564.60
  6. Step 6: Final answer
    x = 199,456,890.39

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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.