Home / 230,860,666,896.68-318,587,713,414.02-127,977,525,867.24

Finding the Fourth Proportional to 230,860,666,896.68, 318,587,713,414.02 and 127,977,525,867.24

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Solution

The fourth proportional to 230,860,666,896.68, 318,587,713,414.02 and 127,977,525,867.24 is: 176,608,981,869.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,860,666,896.68 : 318,587,713,414.02 = 127,977,525,867.24 : x
  2. Step 2: Convert to fraction form
    230,860,666,896.68/318,587,713,414.02 = 127,977,525,867.24/x
  3. Step 3: Cross multiply
    230,860,666,896.68x = 318,587,713,414.02 × 127,977,525,867.24
  4. Step 4: Simplify right side
    230,860,666,896.68x = 40,772,067,334,427,594,719,232
  5. Step 5: Solve for x
    x = 40,772,067,334,427,594,719,232/230,860,666,896.68
  6. Step 6: Final answer
    x = 176,608,981,869.90

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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.