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Finding the Fourth Proportional to 554,058,717.84, 764,600,624.87 and 303,164,757.14

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Solution

The fourth proportional to 554,058,717.84, 764,600,624.87 and 303,164,757.14 is: 418,367,142.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,058,717.84 : 764,600,624.87 = 303,164,757.14 : x
  2. Step 2: Convert to fraction form
    554,058,717.84/764,600,624.87 = 303,164,757.14/x
  3. Step 3: Cross multiply
    554,058,717.84x = 764,600,624.87 × 303,164,757.14
  4. Step 4: Simplify right side
    554,058,717.84x = 231,799,962,742,466,976
  5. Step 5: Solve for x
    x = 231,799,962,742,466,976/554,058,717.84
  6. Step 6: Final answer
    x = 418,367,142.83

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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.