Home / 1,337,405,100.30-2,006,107,650.45-717,532,317.90

Finding the Fourth Proportional to 1,337,405,100.30, 2,006,107,650.45 and 717,532,317.90

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Solution

The fourth proportional to 1,337,405,100.30, 2,006,107,650.45 and 717,532,317.90 is: 1,076,298,476.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,405,100.30 : 2,006,107,650.45 = 717,532,317.90 : x
  2. Step 2: Convert to fraction form
    1,337,405,100.30/2,006,107,650.45 = 717,532,317.90/x
  3. Step 3: Cross multiply
    1,337,405,100.30x = 2,006,107,650.45 × 717,532,317.90
  4. Step 4: Simplify right side
    1,337,405,100.30x = 1,439,447,072,384,311,552
  5. Step 5: Solve for x
    x = 1,439,447,072,384,311,552/1,337,405,100.30
  6. Step 6: Final answer
    x = 1,076,298,476.85

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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.