Home / 1,124,278,168.62-1,551,552,357.48-622,486,961.85

Finding the Fourth Proportional to 1,124,278,168.62, 1,551,552,357.48 and 622,486,961.85

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Solution

The fourth proportional to 1,124,278,168.62, 1,551,552,357.48 and 622,486,961.85 is: 859,058,852.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,278,168.62 : 1,551,552,357.48 = 622,486,961.85 : x
  2. Step 2: Convert to fraction form
    1,124,278,168.62/1,551,552,357.48 = 622,486,961.85/x
  3. Step 3: Cross multiply
    1,124,278,168.62x = 1,551,552,357.48 × 622,486,961.85
  4. Step 4: Simplify right side
    1,124,278,168.62x = 965,821,113,158,930,432
  5. Step 5: Solve for x
    x = 965,821,113,158,930,432/1,124,278,168.62
  6. Step 6: Final answer
    x = 859,058,852.26

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1.5x scale

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.