Home / 216,729,005,516.68-299,018,552,059.17-125,244,227,431.93

Finding the Fourth Proportional to 216,729,005,516.68, 299,018,552,059.17 and 125,244,227,431.93

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Solution

The fourth proportional to 216,729,005,516.68, 299,018,552,059.17 and 125,244,227,431.93 is: 172,798,040,812.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,729,005,516.68 : 299,018,552,059.17 = 125,244,227,431.93 : x
  2. Step 2: Convert to fraction form
    216,729,005,516.68/299,018,552,059.17 = 125,244,227,431.93/x
  3. Step 3: Cross multiply
    216,729,005,516.68x = 299,018,552,059.17 × 125,244,227,431.93
  4. Step 4: Simplify right side
    216,729,005,516.68x = 37,450,347,540,465,082,957,824
  5. Step 5: Solve for x
    x = 37,450,347,540,465,082,957,824/216,729,005,516.68
  6. Step 6: Final answer
    x = 172,798,040,812.23

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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.