Home / 5,638,829,462.46-7,781,129,167.59-3,260,120,720.94

Finding the Fourth Proportional to 5,638,829,462.46, 7,781,129,167.59 and 3,260,120,720.94

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Solution

The fourth proportional to 5,638,829,462.46, 7,781,129,167.59 and 3,260,120,720.94 is: 4,498,703,250.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,829,462.46 : 7,781,129,167.59 = 3,260,120,720.94 : x
  2. Step 2: Convert to fraction form
    5,638,829,462.46/7,781,129,167.59 = 3,260,120,720.94/x
  3. Step 3: Cross multiply
    5,638,829,462.46x = 7,781,129,167.59 × 3,260,120,720.94
  4. Step 4: Simplify right side
    5,638,829,462.46x = 25,367,420,431,570,771,968
  5. Step 5: Solve for x
    x = 25,367,420,431,570,771,968/5,638,829,462.46
  6. Step 6: Final answer
    x = 4,498,703,250.46

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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.