Home / 622,886,738.40-934,330,107.60-162,871,408.80

Finding the Fourth Proportional to 622,886,738.40, 934,330,107.60 and 162,871,408.80

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Solution

The fourth proportional to 622,886,738.40, 934,330,107.60 and 162,871,408.80 is: 244,307,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,886,738.40 : 934,330,107.60 = 162,871,408.80 : x
  2. Step 2: Convert to fraction form
    622,886,738.40/934,330,107.60 = 162,871,408.80/x
  3. Step 3: Cross multiply
    622,886,738.40x = 934,330,107.60 × 162,871,408.80
  4. Step 4: Simplify right side
    622,886,738.40x = 152,175,660,909,067,616
  5. Step 5: Solve for x
    x = 152,175,660,909,067,616/622,886,738.40
  6. Step 6: Final answer
    x = 244,307,113.20

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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.