Home / 111,490,853.70-167,236,280.55-109,577,666.10

Finding the Fourth Proportional to 111,490,853.70, 167,236,280.55 and 109,577,666.10

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Solution

The fourth proportional to 111,490,853.70, 167,236,280.55 and 109,577,666.10 is: 164,366,499.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,490,853.70 : 167,236,280.55 = 109,577,666.10 : x
  2. Step 2: Convert to fraction form
    111,490,853.70/167,236,280.55 = 109,577,666.10/x
  3. Step 3: Cross multiply
    111,490,853.70x = 167,236,280.55 × 109,577,666.10
  4. Step 4: Simplify right side
    111,490,853.70x = 18,325,361,309,913,824
  5. Step 5: Solve for x
    x = 18,325,361,309,913,824/111,490,853.70
  6. Step 6: Final answer
    x = 164,366,499.15

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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.