Home / 262,943,731.20-393,659,769.60-160,907,059.20

Finding the Fourth Proportional to 262,943,731.20, 393,659,769.60 and 160,907,059.20

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Solution

The fourth proportional to 262,943,731.20, 393,659,769.60 and 160,907,059.20 is: 240,898,064.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,943,731.20 : 393,659,769.60 = 160,907,059.20 : x
  2. Step 2: Convert to fraction form
    262,943,731.20/393,659,769.60 = 160,907,059.20/x
  3. Step 3: Cross multiply
    262,943,731.20x = 393,659,769.60 × 160,907,059.20
  4. Step 4: Simplify right side
    262,943,731.20x = 63,342,635,851,685,560
  5. Step 5: Solve for x
    x = 63,342,635,851,685,560/262,943,731.20
  6. Step 6: Final answer
    x = 240,898,064.25

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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.