Home / 349,082,912.70-523,624,369.05-154,788,083.10

Finding the Fourth Proportional to 349,082,912.70, 523,624,369.05 and 154,788,083.10

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Solution

The fourth proportional to 349,082,912.70, 523,624,369.05 and 154,788,083.10 is: 232,182,124.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,082,912.70 : 523,624,369.05 = 154,788,083.10 : x
  2. Step 2: Convert to fraction form
    349,082,912.70/523,624,369.05 = 154,788,083.10/x
  3. Step 3: Cross multiply
    349,082,912.70x = 523,624,369.05 × 154,788,083.10
  4. Step 4: Simplify right side
    349,082,912.70x = 81,050,812,349,696,464
  5. Step 5: Solve for x
    x = 81,050,812,349,696,464/349,082,912.70
  6. Step 6: Final answer
    x = 232,182,124.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.