Home / 294,355,607.72-406,192,432.82-162,189,207.95

Finding the Fourth Proportional to 294,355,607.72, 406,192,432.82 and 162,189,207.95

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Solution

The fourth proportional to 294,355,607.72, 406,192,432.82 and 162,189,207.95 is: 223,811,020.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,355,607.72 : 406,192,432.82 = 162,189,207.95 : x
  2. Step 2: Convert to fraction form
    294,355,607.72/406,192,432.82 = 162,189,207.95/x
  3. Step 3: Cross multiply
    294,355,607.72x = 406,192,432.82 × 162,189,207.95
  4. Step 4: Simplify right side
    294,355,607.72x = 65,880,028,951,517,472
  5. Step 5: Solve for x
    x = 65,880,028,951,517,472/294,355,607.72
  6. Step 6: Final answer
    x = 223,811,020.50

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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.