Home / 231,014,087-346,517,865.12-56,138,406.38

Finding the Fourth Proportional to 231,014,087, 346,517,865.12 and 56,138,406.38

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Solution

The fourth proportional to 231,014,087, 346,517,865.12 and 56,138,406.38 is: 84,206,816.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,014,087 : 346,517,865.12 = 56,138,406.38 : x
  2. Step 2: Convert to fraction form
    231,014,087/346,517,865.12 = 56,138,406.38/x
  3. Step 3: Cross multiply
    231,014,087x = 346,517,865.12 × 56,138,406.38
  4. Step 4: Simplify right side
    231,014,087x = 19,452,960,730,036,588
  5. Step 5: Solve for x
    x = 19,452,960,730,036,588/231,014,087
  6. Step 6: Final answer
    x = 84,206,816.05

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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.