Home / 216,728,978,801.14-299,018,515,410.92-125,244,200,675.38

Finding the Fourth Proportional to 216,728,978,801.14, 299,018,515,410.92 and 125,244,200,675.38

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Solution

The fourth proportional to 216,728,978,801.14, 299,018,515,410.92 and 125,244,200,675.38 is: 172,798,004,018.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,728,978,801.14 : 299,018,515,410.92 = 125,244,200,675.38 : x
  2. Step 2: Convert to fraction form
    216,728,978,801.14/299,018,515,410.92 = 125,244,200,675.38/x
  3. Step 3: Cross multiply
    216,728,978,801.14x = 299,018,515,410.92 × 125,244,200,675.38
  4. Step 4: Simplify right side
    216,728,978,801.14x = 37,450,334,949,779,468,976,128
  5. Step 5: Solve for x
    x = 37,450,334,949,779,468,976,128/216,728,978,801.14
  6. Step 6: Final answer
    x = 172,798,004,018.38

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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.