Home / 28,189,622,633.24-38,902,702,060.74-16,148,960,529.44

Finding the Fourth Proportional to 28,189,622,633.24, 38,902,702,060.74 and 16,148,960,529.44

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Solution

The fourth proportional to 28,189,622,633.24, 38,902,702,060.74 and 16,148,960,529.44 is: 22,286,151,476.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,189,622,633.24 : 38,902,702,060.74 = 16,148,960,529.44 : x
  2. Step 2: Convert to fraction form
    28,189,622,633.24/38,902,702,060.74 = 16,148,960,529.44/x
  3. Step 3: Cross multiply
    28,189,622,633.24x = 38,902,702,060.74 × 16,148,960,529.44
  4. Step 4: Simplify right side
    28,189,622,633.24x = 628,238,200,067,454,402,560
  5. Step 5: Solve for x
    x = 628,238,200,067,454,402,560/28,189,622,633.24
  6. Step 6: Final answer
    x = 22,286,151,476.42

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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.