Home / 20,746,181,082.27-31,101,833,272.62-16,806,116,349.39

Finding the Fourth Proportional to 20,746,181,082.27, 31,101,833,272.62 and 16,806,116,349.39

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Solution

The fourth proportional to 20,746,181,082.27, 31,101,833,272.62 and 16,806,116,349.39 is: 25,195,048,022.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,746,181,082.27 : 31,101,833,272.62 = 16,806,116,349.39 : x
  2. Step 2: Convert to fraction form
    20,746,181,082.27/31,101,833,272.62 = 16,806,116,349.39/x
  3. Step 3: Cross multiply
    20,746,181,082.27x = 31,101,833,272.62 × 16,806,116,349.39
  4. Step 4: Simplify right side
    20,746,181,082.27x = 522,701,028,658,980,847,616
  5. Step 5: Solve for x
    x = 522,701,028,658,980,847,616/20,746,181,082.27
  6. Step 6: Final answer
    x = 25,195,048,022.87

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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.