Home / 500,773,484.42-691,150,161.06-277,826,994.74

Finding the Fourth Proportional to 500,773,484.42, 691,150,161.06 and 277,826,994.74

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Solution

The fourth proportional to 500,773,484.42, 691,150,161.06 and 277,826,994.74 is: 383,447,163.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,773,484.42 : 691,150,161.06 = 277,826,994.74 : x
  2. Step 2: Convert to fraction form
    500,773,484.42/691,150,161.06 = 277,826,994.74/x
  3. Step 3: Cross multiply
    500,773,484.42x = 691,150,161.06 × 277,826,994.74
  4. Step 4: Simplify right side
    500,773,484.42x = 192,020,172,161,366,752
  5. Step 5: Solve for x
    x = 192,020,172,161,366,752/500,773,484.42
  6. Step 6: Final answer
    x = 383,447,163.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.