Home / 111,466,736.32-153,825,997.08-61,233,072.52

Finding the Fourth Proportional to 111,466,736.32, 153,825,997.08 and 61,233,072.52

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Solution

The fourth proportional to 111,466,736.32, 153,825,997.08 and 61,233,072.52 is: 84,502,684.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,466,736.32 : 153,825,997.08 = 61,233,072.52 : x
  2. Step 2: Convert to fraction form
    111,466,736.32/153,825,997.08 = 61,233,072.52/x
  3. Step 3: Cross multiply
    111,466,736.32x = 153,825,997.08 × 61,233,072.52
  4. Step 4: Simplify right side
    111,466,736.32x = 9,419,238,434,660,950
  5. Step 5: Solve for x
    x = 9,419,238,434,660,950/111,466,736.32
  6. Step 6: Final answer
    x = 84,502,684.35

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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.