Home / 21,167,874,200.39-31,756,594,924.53-7,002,806,500.27

Finding the Fourth Proportional to 21,167,874,200.39, 31,756,594,924.53 and 7,002,806,500.27

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Solution

The fourth proportional to 21,167,874,200.39, 31,756,594,924.53 and 7,002,806,500.27 is: 10,505,792,280.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,167,874,200.39 : 31,756,594,924.53 = 7,002,806,500.27 : x
  2. Step 2: Convert to fraction form
    21,167,874,200.39/31,756,594,924.53 = 7,002,806,500.27/x
  3. Step 3: Cross multiply
    21,167,874,200.39x = 31,756,594,924.53 × 7,002,806,500.27
  4. Step 4: Simplify right side
    21,167,874,200.39x = 222,385,289,363,978,092,544
  5. Step 5: Solve for x
    x = 222,385,289,363,978,092,544/21,167,874,200.39
  6. Step 6: Final answer
    x = 10,505,792,280.26

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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.