Home / 170,189,029.80-255,248,115.30-73,147,903.20

Finding the Fourth Proportional to 170,189,029.80, 255,248,115.30 and 73,147,903.20

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Solution

The fourth proportional to 170,189,029.80, 255,248,115.30 and 73,147,903.20 is: 109,706,627.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,189,029.80 : 255,248,115.30 = 73,147,903.20 : x
  2. Step 2: Convert to fraction form
    170,189,029.80/255,248,115.30 = 73,147,903.20/x
  3. Step 3: Cross multiply
    170,189,029.80x = 255,248,115.30 × 73,147,903.20
  4. Step 4: Simplify right side
    170,189,029.80x = 18,670,864,429,946,840
  5. Step 5: Solve for x
    x = 18,670,864,429,946,840/170,189,029.80
  6. Step 6: Final answer
    x = 109,706,627.11

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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.