Home / 1,643,815,713.06-2,465,474,434.61-447,384,649.37

Finding the Fourth Proportional to 1,643,815,713.06, 2,465,474,434.61 and 447,384,649.37

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Solution

The fourth proportional to 1,643,815,713.06, 2,465,474,434.61 and 447,384,649.37 is: 671,009,168.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,815,713.06 : 2,465,474,434.61 = 447,384,649.37 : x
  2. Step 2: Convert to fraction form
    1,643,815,713.06/2,465,474,434.61 = 447,384,649.37/x
  3. Step 3: Cross multiply
    1,643,815,713.06x = 2,465,474,434.61 × 447,384,649.37
  4. Step 4: Simplify right side
    1,643,815,713.06x = 1,103,015,415,444,129,536
  5. Step 5: Solve for x
    x = 1,103,015,415,444,129,536/1,643,815,713.06
  6. Step 6: Final answer
    x = 671,009,168.90

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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.