Home / 1,124,148,480.20-1,551,291,584.34-622,379,627

Finding the Fourth Proportional to 1,124,148,480.20, 1,551,291,584.34 and 622,379,627

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Solution

The fourth proportional to 1,124,148,480.20, 1,551,291,584.34 and 622,379,627 is: 858,865,438.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,148,480.20 : 1,551,291,584.34 = 622,379,627 : x
  2. Step 2: Convert to fraction form
    1,124,148,480.20/1,551,291,584.34 = 622,379,627/x
  3. Step 3: Cross multiply
    1,124,148,480.20x = 1,551,291,584.34 × 622,379,627
  4. Step 4: Simplify right side
    1,124,148,480.20x = 965,492,277,629,768,192
  5. Step 5: Solve for x
    x = 965,492,277,629,768,192/1,124,148,480.20
  6. Step 6: Final answer
    x = 858,865,438.72

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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.