Home / 111,036,278.20-166,554,417.30-107,847,632.20

Finding the Fourth Proportional to 111,036,278.20, 166,554,417.30 and 107,847,632.20

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Solution

The fourth proportional to 111,036,278.20, 166,554,417.30 and 107,847,632.20 is: 161,771,448.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,036,278.20 : 166,554,417.30 = 107,847,632.20 : x
  2. Step 2: Convert to fraction form
    111,036,278.20/166,554,417.30 = 107,847,632.20/x
  3. Step 3: Cross multiply
    111,036,278.20x = 166,554,417.30 × 107,847,632.20
  4. Step 4: Simplify right side
    111,036,278.20x = 17,962,499,538,255,718
  5. Step 5: Solve for x
    x = 17,962,499,538,255,718/111,036,278.20
  6. Step 6: Final answer
    x = 161,771,448.30

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Double scale
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Similar ratio
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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.