Home / 103,797,896.43-143,238,575.48-57,386,957.07

Finding the Fourth Proportional to 103,797,896.43, 143,238,575.48 and 57,386,957.07

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Solution

The fourth proportional to 103,797,896.43, 143,238,575.48 and 57,386,957.07 is: 79,192,606.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,797,896.43 : 143,238,575.48 = 57,386,957.07 : x
  2. Step 2: Convert to fraction form
    103,797,896.43/143,238,575.48 = 57,386,957.07/x
  3. Step 3: Cross multiply
    103,797,896.43x = 143,238,575.48 × 57,386,957.07
  4. Step 4: Simplify right side
    103,797,896.43x = 8,220,025,981,265,988
  5. Step 5: Solve for x
    x = 8,220,025,981,265,988/103,797,896.43
  6. Step 6: Final answer
    x = 79,192,606.64

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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.