Home / 69,013,413.30-103,432,202.55-36,680,805.30

Finding the Fourth Proportional to 69,013,413.30, 103,432,202.55 and 36,680,805.30

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Solution

The fourth proportional to 69,013,413.30, 103,432,202.55 and 36,680,805.30 is: 54,974,479.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,013,413.30 : 103,432,202.55 = 36,680,805.30 : x
  2. Step 2: Convert to fraction form
    69,013,413.30/103,432,202.55 = 36,680,805.30/x
  3. Step 3: Cross multiply
    69,013,413.30x = 103,432,202.55 × 36,680,805.30
  4. Step 4: Simplify right side
    69,013,413.30x = 3,793,976,483,486,713
  5. Step 5: Solve for x
    x = 3,793,976,483,486,713/69,013,413.30
  6. Step 6: Final answer
    x = 54,974,479.63

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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.