Home / 224,663,911.20-336,995,866.80-147,179,813.40

Finding the Fourth Proportional to 224,663,911.20, 336,995,866.80 and 147,179,813.40

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Solution

The fourth proportional to 224,663,911.20, 336,995,866.80 and 147,179,813.40 is: 220,769,720.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,663,911.20 : 336,995,866.80 = 147,179,813.40 : x
  2. Step 2: Convert to fraction form
    224,663,911.20/336,995,866.80 = 147,179,813.40/x
  3. Step 3: Cross multiply
    224,663,911.20x = 336,995,866.80 × 147,179,813.40
  4. Step 4: Simplify right side
    224,663,911.20x = 49,598,988,792,195,256
  5. Step 5: Solve for x
    x = 49,598,988,792,195,256/224,663,911.20
  6. Step 6: Final answer
    x = 220,769,720.10

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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.