Home / 112,194,213.40-168,241,553.70-51,578,738.20

Finding the Fourth Proportional to 112,194,213.40, 168,241,553.70 and 51,578,738.20

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Solution

The fourth proportional to 112,194,213.40, 168,241,553.70 and 51,578,738.20 is: 77,345,228.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,194,213.40 : 168,241,553.70 = 51,578,738.20 : x
  2. Step 2: Convert to fraction form
    112,194,213.40/168,241,553.70 = 51,578,738.20/x
  3. Step 3: Cross multiply
    112,194,213.40x = 168,241,553.70 × 51,578,738.20
  4. Step 4: Simplify right side
    112,194,213.40x = 8,677,687,052,653,541
  5. Step 5: Solve for x
    x = 8,677,687,052,653,541/112,194,213.40
  6. Step 6: Final answer
    x = 77,345,228.33

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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.