Home / 313,589,297.79-470,283,243.42-103,452,747.12

Finding the Fourth Proportional to 313,589,297.79, 470,283,243.42 and 103,452,747.12

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Solution

The fourth proportional to 313,589,297.79, 470,283,243.42 and 103,452,747.12 is: 155,145,898.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,589,297.79 : 470,283,243.42 = 103,452,747.12 : x
  2. Step 2: Convert to fraction form
    313,589,297.79/470,283,243.42 = 103,452,747.12/x
  3. Step 3: Cross multiply
    313,589,297.79x = 470,283,243.42 × 103,452,747.12
  4. Step 4: Simplify right side
    313,589,297.79x = 48,652,093,456,302,664
  5. Step 5: Solve for x
    x = 48,652,093,456,302,664/313,589,297.79
  6. Step 6: Final answer
    x = 155,145,898.79

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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.