Home / 500,773,483.42-691,150,159.68-277,826,993.74

Finding the Fourth Proportional to 500,773,483.42, 691,150,159.68 and 277,826,993.74

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Solution

The fourth proportional to 500,773,483.42, 691,150,159.68 and 277,826,993.74 is: 383,447,162.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,773,483.42 : 691,150,159.68 = 277,826,993.74 : x
  2. Step 2: Convert to fraction form
    500,773,483.42/691,150,159.68 = 277,826,993.74/x
  3. Step 3: Cross multiply
    500,773,483.42x = 691,150,159.68 × 277,826,993.74
  4. Step 4: Simplify right side
    500,773,483.42x = 192,020,171,086,815,360
  5. Step 5: Solve for x
    x = 192,020,171,086,815,360/500,773,483.42
  6. Step 6: Final answer
    x = 383,447,162.13

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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.