Home / 20,051,914,066.20-30,078,870,164.62-7,631,207,283.96

Finding the Fourth Proportional to 20,051,914,066.20, 30,078,870,164.62 and 7,631,207,283.96

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Solution

The fourth proportional to 20,051,914,066.20, 30,078,870,164.62 and 7,631,207,283.96 is: 11,447,191,142.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,051,914,066.20 : 30,078,870,164.62 = 7,631,207,283.96 : x
  2. Step 2: Convert to fraction form
    20,051,914,066.20/30,078,870,164.62 = 7,631,207,283.96/x
  3. Step 3: Cross multiply
    20,051,914,066.20x = 30,078,870,164.62 × 7,631,207,283.96
  4. Step 4: Simplify right side
    20,051,914,066.20x = 229,538,093,093,535,252,480
  5. Step 5: Solve for x
    x = 229,538,093,093,535,252,480/20,051,914,066.20
  6. Step 6: Final answer
    x = 11,447,191,142.74

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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.