Home / 2,638,496,299.06-3,958,414,351.98-1,221,415,059.04

Finding the Fourth Proportional to 2,638,496,299.06, 3,958,414,351.98 and 1,221,415,059.04

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Solution

The fourth proportional to 2,638,496,299.06, 3,958,414,351.98 and 1,221,415,059.04 is: 1,832,432,700.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,496,299.06 : 3,958,414,351.98 = 1,221,415,059.04 : x
  2. Step 2: Convert to fraction form
    2,638,496,299.06/3,958,414,351.98 = 1,221,415,059.04/x
  3. Step 3: Cross multiply
    2,638,496,299.06x = 3,958,414,351.98 × 1,221,415,059.04
  4. Step 4: Simplify right side
    2,638,496,299.06x = 4,834,866,899,432,953,856
  5. Step 5: Solve for x
    x = 4,834,866,899,432,953,856/2,638,496,299.06
  6. Step 6: Final answer
    x = 1,832,432,700.83

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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.