Home / 568,715,266.40-851,638,008.90-453,924,010.40

Finding the Fourth Proportional to 568,715,266.40, 851,638,008.90 and 453,924,010.40

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Solution

The fourth proportional to 568,715,266.40, 851,638,008.90 and 453,924,010.40 is: 679,740,747.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,715,266.40 : 851,638,008.90 = 453,924,010.40 : x
  2. Step 2: Convert to fraction form
    568,715,266.40/851,638,008.90 = 453,924,010.40/x
  3. Step 3: Cross multiply
    568,715,266.40x = 851,638,008.90 × 453,924,010.40
  4. Step 4: Simplify right side
    568,715,266.40x = 386,578,940,408,958,848
  5. Step 5: Solve for x
    x = 386,578,940,408,958,848/568,715,266.40
  6. Step 6: Final answer
    x = 679,740,747.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.