Home / 28,189,622,634.24-38,902,702,062.12-16,148,960,530.44

Finding the Fourth Proportional to 28,189,622,634.24, 38,902,702,062.12 and 16,148,960,530.44

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Solution

The fourth proportional to 28,189,622,634.24, 38,902,702,062.12 and 16,148,960,530.44 is: 22,286,151,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,189,622,634.24 : 38,902,702,062.12 = 16,148,960,530.44 : x
  2. Step 2: Convert to fraction form
    28,189,622,634.24/38,902,702,062.12 = 16,148,960,530.44/x
  3. Step 3: Cross multiply
    28,189,622,634.24x = 38,902,702,062.12 × 16,148,960,530.44
  4. Step 4: Simplify right side
    28,189,622,634.24x = 628,238,200,128,642,744,320
  5. Step 5: Solve for x
    x = 628,238,200,128,642,744,320/28,189,622,634.24
  6. Step 6: Final answer
    x = 22,286,151,477.80

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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.