Home / 82,774,629,950.17-124,161,944,785.10-19,889,928,468.05

Finding the Fourth Proportional to 82,774,629,950.17, 124,161,944,785.10 and 19,889,928,468.05

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Solution

The fourth proportional to 82,774,629,950.17, 124,161,944,785.10 and 19,889,928,468.05 is: 29,834,892,668.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,774,629,950.17 : 124,161,944,785.10 = 19,889,928,468.05 : x
  2. Step 2: Convert to fraction form
    82,774,629,950.17/124,161,944,785.10 = 19,889,928,468.05/x
  3. Step 3: Cross multiply
    82,774,629,950.17x = 124,161,944,785.10 × 19,889,928,468.05
  4. Step 4: Simplify right side
    82,774,629,950.17x = 2,469,572,200,229,612,552,192
  5. Step 5: Solve for x
    x = 2,469,572,200,229,612,552,192/82,774,629,950.17
  6. Step 6: Final answer
    x = 29,834,892,668.40

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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.