Home / 1,099,414,537.40-1,649,121,806.10-663,207,764.60

Finding the Fourth Proportional to 1,099,414,537.40, 1,649,121,806.10 and 663,207,764.60

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Solution

The fourth proportional to 1,099,414,537.40, 1,649,121,806.10 and 663,207,764.60 is: 994,811,646.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,414,537.40 : 1,649,121,806.10 = 663,207,764.60 : x
  2. Step 2: Convert to fraction form
    1,099,414,537.40/1,649,121,806.10 = 663,207,764.60/x
  3. Step 3: Cross multiply
    1,099,414,537.40x = 1,649,121,806.10 × 663,207,764.60
  4. Step 4: Simplify right side
    1,099,414,537.40x = 1,093,710,386,576,695,680
  5. Step 5: Solve for x
    x = 1,093,710,386,576,695,680/1,099,414,537.40
  6. Step 6: Final answer
    x = 994,811,646.90

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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.