Home / 68,018,123,228.94-102,026,821,538.97-17,653,520,238.84

Finding the Fourth Proportional to 68,018,123,228.94, 102,026,821,538.97 and 17,653,520,238.84

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Solution

The fourth proportional to 68,018,123,228.94, 102,026,821,538.97 and 17,653,520,238.84 is: 26,480,186,065.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,018,123,228.94 : 102,026,821,538.97 = 17,653,520,238.84 : x
  2. Step 2: Convert to fraction form
    68,018,123,228.94/102,026,821,538.97 = 17,653,520,238.84/x
  3. Step 3: Cross multiply
    68,018,123,228.94x = 102,026,821,538.97 × 17,653,520,238.84
  4. Step 4: Simplify right side
    68,018,123,228.94x = 1,801,132,558,942,723,637,248
  5. Step 5: Solve for x
    x = 1,801,132,558,942,723,637,248/68,018,123,228.94
  6. Step 6: Final answer
    x = 26,480,186,065.71

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.