Home / 5,309,717,372.63-7,327,410,691.67-2,930,855,758.90

Finding the Fourth Proportional to 5,309,717,372.63, 7,327,410,691.67 and 2,930,855,758.90

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Solution

The fourth proportional to 5,309,717,372.63, 7,327,410,691.67 and 2,930,855,758.90 is: 4,044,581,343.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,309,717,372.63 : 7,327,410,691.67 = 2,930,855,758.90 : x
  2. Step 2: Convert to fraction form
    5,309,717,372.63/7,327,410,691.67 = 2,930,855,758.90/x
  3. Step 3: Cross multiply
    5,309,717,372.63x = 7,327,410,691.67 × 2,930,855,758.90
  4. Step 4: Simplify right side
    5,309,717,372.63x = 21,475,583,823,506,452,480
  5. Step 5: Solve for x
    x = 21,475,583,823,506,452,480/5,309,717,372.63
  6. Step 6: Final answer
    x = 4,044,581,343.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.