Home / 224,202,420.80-336,303,631.20-137,660,206.40

Finding the Fourth Proportional to 224,202,420.80, 336,303,631.20 and 137,660,206.40

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Solution

The fourth proportional to 224,202,420.80, 336,303,631.20 and 137,660,206.40 is: 206,490,309.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,202,420.80 : 336,303,631.20 = 137,660,206.40 : x
  2. Step 2: Convert to fraction form
    224,202,420.80/336,303,631.20 = 137,660,206.40/x
  3. Step 3: Cross multiply
    224,202,420.80x = 336,303,631.20 × 137,660,206.40
  4. Step 4: Simplify right side
    224,202,420.80x = 46,295,627,284,061,480
  5. Step 5: Solve for x
    x = 46,295,627,284,061,480/224,202,420.80
  6. Step 6: Final answer
    x = 206,490,309.60

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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.