Home / 120,880,732.28-166,813,814.76-67,235,031.68

Finding the Fourth Proportional to 120,880,732.28, 166,813,814.76 and 67,235,031.68

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Solution

The fourth proportional to 120,880,732.28, 166,813,814.76 and 67,235,031.68 is: 92,783,456.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,880,732.28 : 166,813,814.76 = 67,235,031.68 : x
  2. Step 2: Convert to fraction form
    120,880,732.28/166,813,814.76 = 67,235,031.68/x
  3. Step 3: Cross multiply
    120,880,732.28x = 166,813,814.76 × 67,235,031.68
  4. Step 4: Simplify right side
    120,880,732.28x = 11,215,732,120,050,252
  5. Step 5: Solve for x
    x = 11,215,732,120,050,252/120,880,732.28
  6. Step 6: Final answer
    x = 92,783,456.13

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