Home / 18,469,425,224.77-25,487,123,981.32-10,011,067,398.68

Finding the Fourth Proportional to 18,469,425,224.77, 25,487,123,981.32 and 10,011,067,398.68

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Solution

The fourth proportional to 18,469,425,224.77, 25,487,123,981.32 and 10,011,067,398.68 is: 13,814,902,893.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,469,425,224.77 : 25,487,123,981.32 = 10,011,067,398.68 : x
  2. Step 2: Convert to fraction form
    18,469,425,224.77/25,487,123,981.32 = 10,011,067,398.68/x
  3. Step 3: Cross multiply
    18,469,425,224.77x = 25,487,123,981.32 × 10,011,067,398.68
  4. Step 4: Simplify right side
    18,469,425,224.77x = 255,153,315,975,390,396,416
  5. Step 5: Solve for x
    x = 255,153,315,975,390,396,416/18,469,425,224.77
  6. Step 6: Final answer
    x = 13,814,902,893.31

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1.5x scale

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.