Home / 220,064,600.40-330,096,900.60-155,494,518.90

Finding the Fourth Proportional to 220,064,600.40, 330,096,900.60 and 155,494,518.90

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Solution

The fourth proportional to 220,064,600.40, 330,096,900.60 and 155,494,518.90 is: 233,241,778.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,064,600.40 : 330,096,900.60 = 155,494,518.90 : x
  2. Step 2: Convert to fraction form
    220,064,600.40/330,096,900.60 = 155,494,518.90/x
  3. Step 3: Cross multiply
    220,064,600.40x = 330,096,900.60 × 155,494,518.90
  4. Step 4: Simplify right side
    220,064,600.40x = 51,328,258,749,178,128
  5. Step 5: Solve for x
    x = 51,328,258,749,178,128/220,064,600.40
  6. Step 6: Final answer
    x = 233,241,778.35

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1.5x scale

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.