Home / 3,900,668,977,125.10-5,382,926,716,480.70-2,142,932,380,605.10

Finding the Fourth Proportional to 3,900,668,977,125.10, 5,382,926,716,480.70 and 2,142,932,380,605.10

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Solution

The fourth proportional to 3,900,668,977,125.10, 5,382,926,716,480.70 and 2,142,932,380,605.10 is: 2,957,248,623,458.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900,668,977,125.10 : 5,382,926,716,480.70 = 2,142,932,380,605.10 : x
  2. Step 2: Convert to fraction form
    3,900,668,977,125.10/5,382,926,716,480.70 = 2,142,932,380,605.10/x
  3. Step 3: Cross multiply
    3,900,668,977,125.10x = 5,382,926,716,480.70 × 2,142,932,380,605.10
  4. Step 4: Simplify right side
    3,900,668,977,125.10x = 11,535,247,963,170,780,724,854,784
  5. Step 5: Solve for x
    x = 11,535,247,963,170,780,724,854,784/3,900,668,977,125.10
  6. Step 6: Final answer
    x = 2,957,248,623,458.58

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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.