Home / 317,563,217.57-476,181,269.84-142,536,205.27

Finding the Fourth Proportional to 317,563,217.57, 476,181,269.84 and 142,536,205.27

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Solution

The fourth proportional to 317,563,217.57, 476,181,269.84 and 142,536,205.27 is: 213,730,896.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,563,217.57 : 476,181,269.84 = 142,536,205.27 : x
  2. Step 2: Convert to fraction form
    317,563,217.57/476,181,269.84 = 142,536,205.27/x
  3. Step 3: Cross multiply
    317,563,217.57x = 476,181,269.84 × 142,536,205.27
  4. Step 4: Simplify right side
    317,563,217.57x = 67,873,071,221,740,368
  5. Step 5: Solve for x
    x = 67,873,071,221,740,368/317,563,217.57
  6. Step 6: Final answer
    x = 213,730,896.61

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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.