Home / 7,821,784,732.20-10,794,139,792.17-4,253,569,176.81

Finding the Fourth Proportional to 7,821,784,732.20, 10,794,139,792.17 and 4,253,569,176.81

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Solution

The fourth proportional to 7,821,784,732.20, 10,794,139,792.17 and 4,253,569,176.81 is: 5,869,967,262.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,821,784,732.20 : 10,794,139,792.17 = 4,253,569,176.81 : x
  2. Step 2: Convert to fraction form
    7,821,784,732.20/10,794,139,792.17 = 4,253,569,176.81/x
  3. Step 3: Cross multiply
    7,821,784,732.20x = 10,794,139,792.17 × 4,253,569,176.81
  4. Step 4: Simplify right side
    7,821,784,732.20x = 45,913,620,310,152,609,792
  5. Step 5: Solve for x
    x = 45,913,620,310,152,609,792/7,821,784,732.20
  6. Step 6: Final answer
    x = 5,869,967,262.22

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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.