Home / 219,575,013.29-303,011,724.87-119,103,198.96

Finding the Fourth Proportional to 219,575,013.29, 303,011,724.87 and 119,103,198.96

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Solution

The fourth proportional to 219,575,013.29, 303,011,724.87 and 119,103,198.96 is: 164,361,441.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,575,013.29 : 303,011,724.87 = 119,103,198.96 : x
  2. Step 2: Convert to fraction form
    219,575,013.29/303,011,724.87 = 119,103,198.96/x
  3. Step 3: Cross multiply
    219,575,013.29x = 303,011,724.87 × 119,103,198.96
  4. Step 4: Simplify right side
    219,575,013.29x = 36,089,665,754,404,392
  5. Step 5: Solve for x
    x = 36,089,665,754,404,392/219,575,013.29
  6. Step 6: Final answer
    x = 164,361,441.74

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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.