Home / 69,978,388,304.61-96,570,113,462.19-39,500,987,035.41

Finding the Fourth Proportional to 69,978,388,304.61, 96,570,113,462.19 and 39,500,987,035.41

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Solution

The fourth proportional to 69,978,388,304.61, 96,570,113,462.19 and 39,500,987,035.41 is: 54,511,326,886.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,978,388,304.61 : 96,570,113,462.19 = 39,500,987,035.41 : x
  2. Step 2: Convert to fraction form
    69,978,388,304.61/96,570,113,462.19 = 39,500,987,035.41/x
  3. Step 3: Cross multiply
    69,978,388,304.61x = 96,570,113,462.19 × 39,500,987,035.41
  4. Step 4: Simplify right side
    69,978,388,304.61x = 3,814,614,799,878,040,584,192
  5. Step 5: Solve for x
    x = 3,814,614,799,878,040,584,192/69,978,388,304.61
  6. Step 6: Final answer
    x = 54,511,326,886.71

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1.5x scale

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.