Home / 13,798,656,003.40-20,697,984,005.10-5,513,446,198.60

Finding the Fourth Proportional to 13,798,656,003.40, 20,697,984,005.10 and 5,513,446,198.60

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Solution

The fourth proportional to 13,798,656,003.40, 20,697,984,005.10 and 5,513,446,198.60 is: 8,270,169,297.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,798,656,003.40 : 20,697,984,005.10 = 5,513,446,198.60 : x
  2. Step 2: Convert to fraction form
    13,798,656,003.40/20,697,984,005.10 = 5,513,446,198.60/x
  3. Step 3: Cross multiply
    13,798,656,003.40x = 20,697,984,005.10 × 5,513,446,198.60
  4. Step 4: Simplify right side
    13,798,656,003.40x = 114,117,221,231,602,204,672
  5. Step 5: Solve for x
    x = 114,117,221,231,602,204,672/13,798,656,003.40
  6. Step 6: Final answer
    x = 8,270,169,297.90

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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.