Home / 111,765,538.77-154,239,872.66-62,208,665.52

Finding the Fourth Proportional to 111,765,538.77, 154,239,872.66 and 62,208,665.52

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Solution

The fourth proportional to 111,765,538.77, 154,239,872.66 and 62,208,665.52 is: 85,849,867.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,765,538.77 : 154,239,872.66 = 62,208,665.52 : x
  2. Step 2: Convert to fraction form
    111,765,538.77/154,239,872.66 = 62,208,665.52/x
  3. Step 3: Cross multiply
    111,765,538.77x = 154,239,872.66 × 62,208,665.52
  4. Step 4: Simplify right side
    111,765,538.77x = 9,595,056,647,497,172
  5. Step 5: Solve for x
    x = 9,595,056,647,497,172/111,765,538.77
  6. Step 6: Final answer
    x = 85,849,867.08

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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.