Home / 113,344,404.80-170,016,607.20-67,994,772.80

Finding the Fourth Proportional to 113,344,404.80, 170,016,607.20 and 67,994,772.80

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Solution

The fourth proportional to 113,344,404.80, 170,016,607.20 and 67,994,772.80 is: 101,992,159.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,344,404.80 : 170,016,607.20 = 67,994,772.80 : x
  2. Step 2: Convert to fraction form
    113,344,404.80/170,016,607.20 = 67,994,772.80/x
  3. Step 3: Cross multiply
    113,344,404.80x = 170,016,607.20 × 67,994,772.80
  4. Step 4: Simplify right side
    113,344,404.80x = 11,560,240,578,790,842
  5. Step 5: Solve for x
    x = 11,560,240,578,790,842/113,344,404.80
  6. Step 6: Final answer
    x = 101,992,159.20

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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.