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Finding the Fourth Proportional to 362,495,426.40, 543,743,139.60 and 224,745,919.20

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Solution

The fourth proportional to 362,495,426.40, 543,743,139.60 and 224,745,919.20 is: 337,118,878.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,495,426.40 : 543,743,139.60 = 224,745,919.20 : x
  2. Step 2: Convert to fraction form
    362,495,426.40/543,743,139.60 = 224,745,919.20/x
  3. Step 3: Cross multiply
    362,495,426.40x = 543,743,139.60 × 224,745,919.20
  4. Step 4: Simplify right side
    362,495,426.40x = 122,204,051,718,095,920
  5. Step 5: Solve for x
    x = 122,204,051,718,095,920/362,495,426.40
  6. Step 6: Final answer
    x = 337,118,878.80

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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.