Home / 1,864,891,137.96-2,795,957,650.08-1,127,797,173.90

Finding the Fourth Proportional to 1,864,891,137.96, 2,795,957,650.08 and 1,127,797,173.90

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Solution

The fourth proportional to 1,864,891,137.96, 2,795,957,650.08 and 1,127,797,173.90 is: 1,690,861,773.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864,891,137.96 : 2,795,957,650.08 = 1,127,797,173.90 : x
  2. Step 2: Convert to fraction form
    1,864,891,137.96/2,795,957,650.08 = 1,127,797,173.90/x
  3. Step 3: Cross multiply
    1,864,891,137.96x = 2,795,957,650.08 × 1,127,797,173.90
  4. Step 4: Simplify right side
    1,864,891,137.96x = 3,153,273,136,104,309,248
  5. Step 5: Solve for x
    x = 3,153,273,136,104,309,248/1,864,891,137.96
  6. Step 6: Final answer
    x = 1,690,861,773.07

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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.