Home / 3,209,933,305.23-4,429,743,872.52-1,781,030,284.39

Finding the Fourth Proportional to 3,209,933,305.23, 4,429,743,872.52 and 1,781,030,284.39

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Solution

The fourth proportional to 3,209,933,305.23, 4,429,743,872.52 and 1,781,030,284.39 is: 2,457,841,717.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209,933,305.23 : 4,429,743,872.52 = 1,781,030,284.39 : x
  2. Step 2: Convert to fraction form
    3,209,933,305.23/4,429,743,872.52 = 1,781,030,284.39/x
  3. Step 3: Cross multiply
    3,209,933,305.23x = 4,429,743,872.52 × 1,781,030,284.39
  4. Step 4: Simplify right side
    3,209,933,305.23x = 7,889,507,989,049,156,608
  5. Step 5: Solve for x
    x = 7,889,507,989,049,156,608/3,209,933,305.23
  6. Step 6: Final answer
    x = 2,457,841,717.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.