Home / 34,508,818,772.30-51,768,403,874.98-12,120,621,082.45

Finding the Fourth Proportional to 34,508,818,772.30, 51,768,403,874.98 and 12,120,621,082.45

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Solution

The fourth proportional to 34,508,818,772.30, 51,768,403,874.98 and 12,120,621,082.45 is: 18,182,749,503.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,508,818,772.30 : 51,768,403,874.98 = 12,120,621,082.45 : x
  2. Step 2: Convert to fraction form
    34,508,818,772.30/51,768,403,874.98 = 12,120,621,082.45/x
  3. Step 3: Cross multiply
    34,508,818,772.30x = 51,768,403,874.98 × 12,120,621,082.45
  4. Step 4: Simplify right side
    34,508,818,772.30x = 627,465,207,411,868,958,720
  5. Step 5: Solve for x
    x = 627,465,207,411,868,958,720/34,508,818,772.30
  6. Step 6: Final answer
    x = 18,182,749,503.89

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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.