Home / 21,080,996,524.49-31,626,728,494.70-10,462,204,484.01

Finding the Fourth Proportional to 21,080,996,524.49, 31,626,728,494.70 and 10,462,204,484.01

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Solution

The fourth proportional to 21,080,996,524.49, 31,626,728,494.70 and 10,462,204,484.01 is: 15,695,904,142.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,080,996,524.49 : 31,626,728,494.70 = 10,462,204,484.01 : x
  2. Step 2: Convert to fraction form
    21,080,996,524.49/31,626,728,494.70 = 10,462,204,484.01/x
  3. Step 3: Cross multiply
    21,080,996,524.49x = 31,626,728,494.70 × 10,462,204,484.01
  4. Step 4: Simplify right side
    21,080,996,524.49x = 330,885,300,671,858,999,296
  5. Step 5: Solve for x
    x = 330,885,300,671,858,999,296/21,080,996,524.49
  6. Step 6: Final answer
    x = 15,695,904,142.27

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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.