Home / 1,655,487,164.11-2,481,185,952.80-1,420,667,301.05

Finding the Fourth Proportional to 1,655,487,164.11, 2,481,185,952.80 and 1,420,667,301.05

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Solution

The fourth proportional to 1,655,487,164.11, 2,481,185,952.80 and 1,420,667,301.05 is: 2,129,246,198.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655,487,164.11 : 2,481,185,952.80 = 1,420,667,301.05 : x
  2. Step 2: Convert to fraction form
    1,655,487,164.11/2,481,185,952.80 = 1,420,667,301.05/x
  3. Step 3: Cross multiply
    1,655,487,164.11x = 2,481,185,952.80 × 1,420,667,301.05
  4. Step 4: Simplify right side
    1,655,487,164.11x = 3,524,939,750,971,904,512
  5. Step 5: Solve for x
    x = 3,524,939,750,971,904,512/1,655,487,164.11
  6. Step 6: Final answer
    x = 2,129,246,198.58

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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.