Home / 228,242,491.46-342,150,744.92-90,069,242.76

Finding the Fourth Proportional to 228,242,491.46, 342,150,744.92 and 90,069,242.76

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Solution

The fourth proportional to 228,242,491.46, 342,150,744.92 and 90,069,242.76 is: 135,019,812.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,242,491.46 : 342,150,744.92 = 90,069,242.76 : x
  2. Step 2: Convert to fraction form
    228,242,491.46/342,150,744.92 = 90,069,242.76/x
  3. Step 3: Cross multiply
    228,242,491.46x = 342,150,744.92 × 90,069,242.76
  4. Step 4: Simplify right side
    228,242,491.46x = 30,817,258,505,379,588
  5. Step 5: Solve for x
    x = 30,817,258,505,379,588/228,242,491.46
  6. Step 6: Final answer
    x = 135,019,812.95

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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.