Home / 146,239,849.64-201,693,318.54-128,560,952.36

Finding the Fourth Proportional to 146,239,849.64, 201,693,318.54 and 128,560,952.36

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Solution

The fourth proportional to 146,239,849.64, 201,693,318.54 and 128,560,952.36 is: 177,310,665.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,239,849.64 : 201,693,318.54 = 128,560,952.36 : x
  2. Step 2: Convert to fraction form
    146,239,849.64/201,693,318.54 = 128,560,952.36/x
  3. Step 3: Cross multiply
    146,239,849.64x = 201,693,318.54 × 128,560,952.36
  4. Step 4: Simplify right side
    146,239,849.64x = 25,929,885,116,151,244
  5. Step 5: Solve for x
    x = 25,929,885,116,151,244/146,239,849.64
  6. Step 6: Final answer
    x = 177,310,665.87

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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.