Home / 89,440,972.74-123,427,799.88-50,282,923.64

Finding the Fourth Proportional to 89,440,972.74, 123,427,799.88 and 50,282,923.64

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Solution

The fourth proportional to 89,440,972.74, 123,427,799.88 and 50,282,923.64 is: 69,390,017.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,440,972.74 : 123,427,799.88 = 50,282,923.64 : x
  2. Step 2: Convert to fraction form
    89,440,972.74/123,427,799.88 = 50,282,923.64/x
  3. Step 3: Cross multiply
    89,440,972.74x = 123,427,799.88 × 50,282,923.64
  4. Step 4: Simplify right side
    89,440,972.74x = 6,206,310,636,419,241
  5. Step 5: Solve for x
    x = 6,206,310,636,419,241/89,440,972.74
  6. Step 6: Final answer
    x = 69,390,017.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.