Home / 823,601,854.11-1,235,401,737.89-210,186,093.63

Finding the Fourth Proportional to 823,601,854.11, 1,235,401,737.89 and 210,186,093.63

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Solution

The fourth proportional to 823,601,854.11, 1,235,401,737.89 and 210,186,093.63 is: 315,278,874.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,601,854.11 : 1,235,401,737.89 = 210,186,093.63 : x
  2. Step 2: Convert to fraction form
    823,601,854.11/1,235,401,737.89 = 210,186,093.63/x
  3. Step 3: Cross multiply
    823,601,854.11x = 1,235,401,737.89 × 210,186,093.63
  4. Step 4: Simplify right side
    823,601,854.11x = 259,664,265,349,761,312
  5. Step 5: Solve for x
    x = 259,664,265,349,761,312/823,601,854.11
  6. Step 6: Final answer
    x = 315,278,874.20

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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.