Home / 224,047,472.45-309,189,319.82-123,587,436.09

Finding the Fourth Proportional to 224,047,472.45, 309,189,319.82 and 123,587,436.09

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Solution

The fourth proportional to 224,047,472.45, 309,189,319.82 and 123,587,436.09 is: 170,552,762.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,047,472.45 : 309,189,319.82 = 123,587,436.09 : x
  2. Step 2: Convert to fraction form
    224,047,472.45/309,189,319.82 = 123,587,436.09/x
  3. Step 3: Cross multiply
    224,047,472.45x = 309,189,319.82 × 123,587,436.09
  4. Step 4: Simplify right side
    224,047,472.45x = 38,211,915,303,273,792
  5. Step 5: Solve for x
    x = 38,211,915,303,273,792/224,047,472.45
  6. Step 6: Final answer
    x = 170,552,762.26

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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.