Home / 22,465,327,140.07-31,003,125,983.22-12,440,821,987.19

Finding the Fourth Proportional to 22,465,327,140.07, 31,003,125,983.22 and 12,440,821,987.19

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Solution

The fourth proportional to 22,465,327,140.07, 31,003,125,983.22 and 12,440,821,987.19 is: 17,168,874,016.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,465,327,140.07 : 31,003,125,983.22 = 12,440,821,987.19 : x
  2. Step 2: Convert to fraction form
    22,465,327,140.07/31,003,125,983.22 = 12,440,821,987.19/x
  3. Step 3: Cross multiply
    22,465,327,140.07x = 31,003,125,983.22 × 12,440,821,987.19
  4. Step 4: Simplify right side
    22,465,327,140.07x = 385,704,371,403,764,072,448
  5. Step 5: Solve for x
    x = 385,704,371,403,764,072,448/22,465,327,140.07
  6. Step 6: Final answer
    x = 17,168,874,016.34

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Double scale
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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.