Home / 111,726,009.60-167,589,014.40-30,946,977.60

Finding the Fourth Proportional to 111,726,009.60, 167,589,014.40 and 30,946,977.60

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Solution

The fourth proportional to 111,726,009.60, 167,589,014.40 and 30,946,977.60 is: 46,420,466.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,726,009.60 : 167,589,014.40 = 30,946,977.60 : x
  2. Step 2: Convert to fraction form
    111,726,009.60/167,589,014.40 = 30,946,977.60/x
  3. Step 3: Cross multiply
    111,726,009.60x = 167,589,014.40 × 30,946,977.60
  4. Step 4: Simplify right side
    111,726,009.60x = 5,186,373,474,642,878
  5. Step 5: Solve for x
    x = 5,186,373,474,642,878/111,726,009.60
  6. Step 6: Final answer
    x = 46,420,466.40

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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.