Home / 20,717,134,686.68-28,588,472,026.40-11,684,352,912.44

Finding the Fourth Proportional to 20,717,134,686.68, 28,588,472,026.40 and 11,684,352,912.44

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Solution

The fourth proportional to 20,717,134,686.68, 28,588,472,026.40 and 11,684,352,912.44 is: 16,123,744,979.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,717,134,686.68 : 28,588,472,026.40 = 11,684,352,912.44 : x
  2. Step 2: Convert to fraction form
    20,717,134,686.68/28,588,472,026.40 = 11,684,352,912.44/x
  3. Step 3: Cross multiply
    20,717,134,686.68x = 28,588,472,026.40 × 11,684,352,912.44
  4. Step 4: Simplify right side
    20,717,134,686.68x = 334,037,796,383,876,317,184
  5. Step 5: Solve for x
    x = 334,037,796,383,876,317,184/20,717,134,686.68
  6. Step 6: Final answer
    x = 16,123,744,979.01

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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.