Home / 3,900,668,977,125.60-5,382,926,716,481.50-2,142,932,380,605.60

Finding the Fourth Proportional to 3,900,668,977,125.60, 5,382,926,716,481.50 and 2,142,932,380,605.60

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Solution

The fourth proportional to 3,900,668,977,125.60, 5,382,926,716,481.50 and 2,142,932,380,605.60 is: 2,957,248,623,459.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900,668,977,125.60 : 5,382,926,716,481.50 = 2,142,932,380,605.60 : x
  2. Step 2: Convert to fraction form
    3,900,668,977,125.60/5,382,926,716,481.50 = 2,142,932,380,605.60/x
  3. Step 3: Cross multiply
    3,900,668,977,125.60x = 5,382,926,716,481.50 × 2,142,932,380,605.60
  4. Step 4: Simplify right side
    3,900,668,977,125.60x = 11,535,247,963,175,187,361,300,480
  5. Step 5: Solve for x
    x = 11,535,247,963,175,187,361,300,480/3,900,668,977,125.60
  6. Step 6: Final answer
    x = 2,957,248,623,459.33

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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.