Home / 138,873,687.48-208,164,710.97-46,725,436.35

Finding the Fourth Proportional to 138,873,687.48, 208,164,710.97 and 46,725,436.35

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Solution

The fourth proportional to 138,873,687.48, 208,164,710.97 and 46,725,436.35 is: 70,039,091.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,873,687.48 : 208,164,710.97 = 46,725,436.35 : x
  2. Step 2: Convert to fraction form
    138,873,687.48/208,164,710.97 = 46,725,436.35/x
  3. Step 3: Cross multiply
    138,873,687.48x = 208,164,710.97 × 46,725,436.35
  4. Step 4: Simplify right side
    138,873,687.48x = 9,726,586,952,744,882
  5. Step 5: Solve for x
    x = 9,726,586,952,744,882/138,873,687.48
  6. Step 6: Final answer
    x = 70,039,091.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.