Home / 211,653,078.88-317,318,139.96-96,557,130.04

Finding the Fourth Proportional to 211,653,078.88, 317,318,139.96 and 96,557,130.04

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Solution

The fourth proportional to 211,653,078.88, 317,318,139.96 and 96,557,130.04 is: 144,762,027.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,653,078.88 : 317,318,139.96 = 96,557,130.04 : x
  2. Step 2: Convert to fraction form
    211,653,078.88/317,318,139.96 = 96,557,130.04/x
  3. Step 3: Cross multiply
    211,653,078.88x = 317,318,139.96 × 96,557,130.04
  4. Step 4: Simplify right side
    211,653,078.88x = 30,639,328,904,168,640
  5. Step 5: Solve for x
    x = 30,639,328,904,168,640/211,653,078.88
  6. Step 6: Final answer
    x = 144,762,027.87

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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.