Home / 12,981,479,900,018-19,472,846,111,156-4,268,462,964,770.50

Finding the Fourth Proportional to 12,981,479,900,018, 19,472,846,111,156 and 4,268,462,964,770.50

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Solution

The fourth proportional to 12,981,479,900,018, 19,472,846,111,156 and 4,268,462,964,770.50 is: 6,402,900,369,165.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,981,479,900,018 : 19,472,846,111,156 = 4,268,462,964,770.50 : x
  2. Step 2: Convert to fraction form
    12,981,479,900,018/19,472,846,111,156 = 4,268,462,964,770.50/x
  3. Step 3: Cross multiply
    12,981,479,900,018x = 19,472,846,111,156 × 4,268,462,964,770.50
  4. Step 4: Simplify right side
    12,981,479,900,018x = 83,119,122,444,144,649,175,040,000
  5. Step 5: Solve for x
    x = 83,119,122,444,144,649,175,040,000/12,981,479,900,018
  6. Step 6: Final answer
    x = 6,402,900,369,165.88

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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.