Home / 447,329,682,995.76-670,997,032,927.92-149,208,798,291.12

Finding the Fourth Proportional to 447,329,682,995.76, 670,997,032,927.92 and 149,208,798,291.12

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Solution

The fourth proportional to 447,329,682,995.76, 670,997,032,927.92 and 149,208,798,291.12 is: 223,814,034,136.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,329,682,995.76 : 670,997,032,927.92 = 149,208,798,291.12 : x
  2. Step 2: Convert to fraction form
    447,329,682,995.76/670,997,032,927.92 = 149,208,798,291.12/x
  3. Step 3: Cross multiply
    447,329,682,995.76x = 670,997,032,927.92 × 149,208,798,291.12
  4. Step 4: Simplify right side
    447,329,682,995.76x = 100,118,660,940,082,016,419,840
  5. Step 5: Solve for x
    x = 100,118,660,940,082,016,419,840/447,329,682,995.76
  6. Step 6: Final answer
    x = 223,814,034,136.05

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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.