Home / 159,599,525,810.53-220,247,203,325.22-90,089,797,644.70

Finding the Fourth Proportional to 159,599,525,810.53, 220,247,203,325.22 and 90,089,797,644.70

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Solution

The fourth proportional to 159,599,525,810.53, 220,247,203,325.22 and 90,089,797,644.70 is: 124,323,840,428.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,599,525,810.53 : 220,247,203,325.22 = 90,089,797,644.70 : x
  2. Step 2: Convert to fraction form
    159,599,525,810.53/220,247,203,325.22 = 90,089,797,644.70/x
  3. Step 3: Cross multiply
    159,599,525,810.53x = 220,247,203,325.22 × 90,089,797,644.70
  4. Step 4: Simplify right side
    159,599,525,810.53x = 19,842,025,979,380,164,984,832
  5. Step 5: Solve for x
    x = 19,842,025,979,380,164,984,832/159,599,525,810.53
  6. Step 6: Final answer
    x = 124,323,840,428.80

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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.