Home / 720,016,029.90-1,080,016,171.62-174,757,563.90

Finding the Fourth Proportional to 720,016,029.90, 1,080,016,171.62 and 174,757,563.90

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Solution

The fourth proportional to 720,016,029.90, 1,080,016,171.62 and 174,757,563.90 is: 262,134,434.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,016,029.90 : 1,080,016,171.62 = 174,757,563.90 : x
  2. Step 2: Convert to fraction form
    720,016,029.90/1,080,016,171.62 = 174,757,563.90/x
  3. Step 3: Cross multiply
    720,016,029.90x = 1,080,016,171.62 × 174,757,563.90
  4. Step 4: Simplify right side
    720,016,029.90x = 188,740,995,124,915,488
  5. Step 5: Solve for x
    x = 188,740,995,124,915,488/720,016,029.90
  6. Step 6: Final answer
    x = 262,134,434.91

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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.