Home / 415,314,330.20-622,971,495.30-415,314,330.20

Finding the Fourth Proportional to 415,314,330.20, 622,971,495.30 and 415,314,330.20

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Solution

The fourth proportional to 415,314,330.20, 622,971,495.30 and 415,314,330.20 is: 622,971,495.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,314,330.20 : 622,971,495.30 = 415,314,330.20 : x
  2. Step 2: Convert to fraction form
    415,314,330.20/622,971,495.30 = 415,314,330.20/x
  3. Step 3: Cross multiply
    415,314,330.20x = 622,971,495.30 × 415,314,330.20
  4. Step 4: Simplify right side
    415,314,330.20x = 258,728,989,304,211,936
  5. Step 5: Solve for x
    x = 258,728,989,304,211,936/415,314,330.20
  6. Step 6: Final answer
    x = 622,971,495.30

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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.