Home / 111,038,799.56-153,238,332.82-61,479,174.34

Finding the Fourth Proportional to 111,038,799.56, 153,238,332.82 and 61,479,174.34

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Solution

The fourth proportional to 111,038,799.56, 153,238,332.82 and 61,479,174.34 is: 84,843,912.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,038,799.56 : 153,238,332.82 = 61,479,174.34 : x
  2. Step 2: Convert to fraction form
    111,038,799.56/153,238,332.82 = 61,479,174.34/x
  3. Step 3: Cross multiply
    111,038,799.56x = 153,238,332.82 × 61,479,174.34
  4. Step 4: Simplify right side
    111,038,799.56x = 9,420,966,179,011,724
  5. Step 5: Solve for x
    x = 9,420,966,179,011,724/111,038,799.56
  6. Step 6: Final answer
    x = 84,843,912.37

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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.