Home / 206,510,670.73-284,974,474.68-113,689,185.67

Finding the Fourth Proportional to 206,510,670.73, 284,974,474.68 and 113,689,185.67

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Solution

The fourth proportional to 206,510,670.73, 284,974,474.68 and 113,689,185.67 is: 156,885,432.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,510,670.73 : 284,974,474.68 = 113,689,185.67 : x
  2. Step 2: Convert to fraction form
    206,510,670.73/284,974,474.68 = 113,689,185.67/x
  3. Step 3: Cross multiply
    206,510,670.73x = 284,974,474.68 × 113,689,185.67
  4. Step 4: Simplify right side
    206,510,670.73x = 32,398,515,963,105,236
  5. Step 5: Solve for x
    x = 32,398,515,963,105,236/206,510,670.73
  6. Step 6: Final answer
    x = 156,885,432.84

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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.