Home / 4,792,234,780.45-7,188,713,601.20-1,430,540,336.05

Finding the Fourth Proportional to 4,792,234,780.45, 7,188,713,601.20 and 1,430,540,336.05

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Solution

The fourth proportional to 4,792,234,780.45, 7,188,713,601.20 and 1,430,540,336.05 is: 2,145,918,395.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,792,234,780.45 : 7,188,713,601.20 = 1,430,540,336.05 : x
  2. Step 2: Convert to fraction form
    4,792,234,780.45/7,188,713,601.20 = 1,430,540,336.05/x
  3. Step 3: Cross multiply
    4,792,234,780.45x = 7,188,713,601.20 × 1,430,540,336.05
  4. Step 4: Simplify right side
    4,792,234,780.45x = 10,283,744,770,820,700,160
  5. Step 5: Solve for x
    x = 10,283,744,770,820,700,160/4,792,234,780.45
  6. Step 6: Final answer
    x = 2,145,918,395.48

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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.