Home / 1,487,511,062,499.40-2,231,266,593,749.10-481,457,536,664.20

Finding the Fourth Proportional to 1,487,511,062,499.40, 2,231,266,593,749.10 and 481,457,536,664.20

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Solution

The fourth proportional to 1,487,511,062,499.40, 2,231,266,593,749.10 and 481,457,536,664.20 is: 722,186,304,996.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,511,062,499.40 : 2,231,266,593,749.10 = 481,457,536,664.20 : x
  2. Step 2: Convert to fraction form
    1,487,511,062,499.40/2,231,266,593,749.10 = 481,457,536,664.20/x
  3. Step 3: Cross multiply
    1,487,511,062,499.40x = 2,231,266,593,749.10 × 481,457,536,664.20
  4. Step 4: Simplify right side
    1,487,511,062,499.40x = 1,074,260,117,867,561,993,895,936
  5. Step 5: Solve for x
    x = 1,074,260,117,867,561,993,895,936/1,487,511,062,499.40
  6. Step 6: Final answer
    x = 722,186,304,996.30

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Double scale
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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.