Home / 997,491,702,108.72-1,496,086,374,387.20-271,479,607,720.20

Finding the Fourth Proportional to 997,491,702,108.72, 1,496,086,374,387.20 and 271,479,607,720.20

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Solution

The fourth proportional to 997,491,702,108.72, 1,496,086,374,387.20 and 271,479,607,720.20 is: 407,178,266,421.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,491,702,108.72 : 1,496,086,374,387.20 = 271,479,607,720.20 : x
  2. Step 2: Convert to fraction form
    997,491,702,108.72/1,496,086,374,387.20 = 271,479,607,720.20/x
  3. Step 3: Cross multiply
    997,491,702,108.72x = 1,496,086,374,387.20 × 271,479,607,720.20
  4. Step 4: Simplify right side
    997,491,702,108.72x = 406,156,942,034,173,358,505,984
  5. Step 5: Solve for x
    x = 406,156,942,034,173,358,505,984/997,491,702,108.72
  6. Step 6: Final answer
    x = 407,178,266,421.21

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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.