Home / 10,824,984,284.80-16,237,476,427.20-5,315,003,996.80

Finding the Fourth Proportional to 10,824,984,284.80, 16,237,476,427.20 and 5,315,003,996.80

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Solution

The fourth proportional to 10,824,984,284.80, 16,237,476,427.20 and 5,315,003,996.80 is: 7,972,505,995.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,824,984,284.80 : 16,237,476,427.20 = 5,315,003,996.80 : x
  2. Step 2: Convert to fraction form
    10,824,984,284.80/16,237,476,427.20 = 5,315,003,996.80/x
  3. Step 3: Cross multiply
    10,824,984,284.80x = 16,237,476,427.20 × 5,315,003,996.80
  4. Step 4: Simplify right side
    10,824,984,284.80x = 86,302,252,108,513,787,904
  5. Step 5: Solve for x
    x = 86,302,252,108,513,787,904/10,824,984,284.80
  6. Step 6: Final answer
    x = 7,972,505,995.20

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Double scale
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Similar ratio
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1.5x scale

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.