Home / 1,422,753,867.91-2,136,573,090.38-873,282,846.25

Finding the Fourth Proportional to 1,422,753,867.91, 2,136,573,090.38 and 873,282,846.25

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Solution

The fourth proportional to 1,422,753,867.91, 2,136,573,090.38 and 873,282,846.25 is: 1,311,423,340.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,753,867.91 : 2,136,573,090.38 = 873,282,846.25 : x
  2. Step 2: Convert to fraction form
    1,422,753,867.91/2,136,573,090.38 = 873,282,846.25/x
  3. Step 3: Cross multiply
    1,422,753,867.91x = 2,136,573,090.38 × 873,282,846.25
  4. Step 4: Simplify right side
    1,422,753,867.91x = 1,865,832,629,588,205,056
  5. Step 5: Solve for x
    x = 1,865,832,629,588,205,056/1,422,753,867.91
  6. Step 6: Final answer
    x = 1,311,423,340.10

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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.