Home / 111,024,048.60-166,536,072.90-109,134,480.60

Finding the Fourth Proportional to 111,024,048.60, 166,536,072.90 and 109,134,480.60

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Solution

The fourth proportional to 111,024,048.60, 166,536,072.90 and 109,134,480.60 is: 163,701,720.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,024,048.60 : 166,536,072.90 = 109,134,480.60 : x
  2. Step 2: Convert to fraction form
    111,024,048.60/166,536,072.90 = 109,134,480.60/x
  3. Step 3: Cross multiply
    111,024,048.60x = 166,536,072.90 × 109,134,480.60
  4. Step 4: Simplify right side
    111,024,048.60x = 18,174,827,817,105,236
  5. Step 5: Solve for x
    x = 18,174,827,817,105,236/111,024,048.60
  6. Step 6: Final answer
    x = 163,701,720.90

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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.