Home / 1,690,006,102.12-2,533,219,992.05-568,462,087.32

Finding the Fourth Proportional to 1,690,006,102.12, 2,533,219,992.05 and 568,462,087.32

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Solution

The fourth proportional to 1,690,006,102.12, 2,533,219,992.05 and 568,462,087.32 is: 852,091,316.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,006,102.12 : 2,533,219,992.05 = 568,462,087.32 : x
  2. Step 2: Convert to fraction form
    1,690,006,102.12/2,533,219,992.05 = 568,462,087.32/x
  3. Step 3: Cross multiply
    1,690,006,102.12x = 2,533,219,992.05 × 568,462,087.32
  4. Step 4: Simplify right side
    1,690,006,102.12x = 1,440,039,524,330,942,720
  5. Step 5: Solve for x
    x = 1,440,039,524,330,942,720/1,690,006,102.12
  6. Step 6: Final answer
    x = 852,091,316.43

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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.