Home / 217,671,340.34-300,386,449.68-119,886,196.34

Finding the Fourth Proportional to 217,671,340.34, 300,386,449.68 and 119,886,196.34

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Solution

The fourth proportional to 217,671,340.34, 300,386,449.68 and 119,886,196.34 is: 165,442,950.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,671,340.34 : 300,386,449.68 = 119,886,196.34 : x
  2. Step 2: Convert to fraction form
    217,671,340.34/300,386,449.68 = 119,886,196.34/x
  3. Step 3: Cross multiply
    217,671,340.34x = 300,386,449.68 × 119,886,196.34
  4. Step 4: Simplify right side
    217,671,340.34x = 36,012,188,884,212,012
  5. Step 5: Solve for x
    x = 36,012,188,884,212,012/217,671,340.34
  6. Step 6: Final answer
    x = 165,442,950.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.