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Finding the Fourth Proportional to 245,747,066.40, 368,620,599.60 and 224,702,002.80

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Solution

The fourth proportional to 245,747,066.40, 368,620,599.60 and 224,702,002.80 is: 337,053,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,747,066.40 : 368,620,599.60 = 224,702,002.80 : x
  2. Step 2: Convert to fraction form
    245,747,066.40/368,620,599.60 = 224,702,002.80/x
  3. Step 3: Cross multiply
    245,747,066.40x = 368,620,599.60 × 224,702,002.80
  4. Step 4: Simplify right side
    245,747,066.40x = 82,829,787,003,456,896
  5. Step 5: Solve for x
    x = 82,829,787,003,456,896/245,747,066.40
  6. Step 6: Final answer
    x = 337,053,004.20

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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.