Home / 124,725,992.80-186,876,412.80-106,444,422.40

Finding the Fourth Proportional to 124,725,992.80, 186,876,412.80 and 106,444,422.40

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Solution

The fourth proportional to 124,725,992.80, 186,876,412.80 and 106,444,422.40 is: 159,485,215.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,725,992.80 : 186,876,412.80 = 106,444,422.40 : x
  2. Step 2: Convert to fraction form
    124,725,992.80/186,876,412.80 = 106,444,422.40/x
  3. Step 3: Cross multiply
    124,725,992.80x = 186,876,412.80 × 106,444,422.40
  4. Step 4: Simplify right side
    124,725,992.80x = 19,891,951,820,679,968
  5. Step 5: Solve for x
    x = 19,891,951,820,679,968/124,725,992.80
  6. Step 6: Final answer
    x = 159,485,215.34

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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.