Home / 68,731,661.73-103,162,282.12-25,054,636.80

Finding the Fourth Proportional to 68,731,661.73, 103,162,282.12 and 25,054,636.80

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Solution

The fourth proportional to 68,731,661.73, 103,162,282.12 and 25,054,636.80 is: 37,605,572.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,731,661.73 : 103,162,282.12 = 25,054,636.80 : x
  2. Step 2: Convert to fraction form
    68,731,661.73/103,162,282.12 = 25,054,636.80/x
  3. Step 3: Cross multiply
    68,731,661.73x = 103,162,282.12 × 25,054,636.80
  4. Step 4: Simplify right side
    68,731,661.73x = 2,584,693,510,393,911
  5. Step 5: Solve for x
    x = 2,584,693,510,393,911/68,731,661.73
  6. Step 6: Final answer
    x = 37,605,572.82

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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.