Home / 147,744,244.80-221,616,367.20-45,494,996.40

Finding the Fourth Proportional to 147,744,244.80, 221,616,367.20 and 45,494,996.40

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Solution

The fourth proportional to 147,744,244.80, 221,616,367.20 and 45,494,996.40 is: 68,242,494.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,744,244.80 : 221,616,367.20 = 45,494,996.40 : x
  2. Step 2: Convert to fraction form
    147,744,244.80/221,616,367.20 = 45,494,996.40/x
  3. Step 3: Cross multiply
    147,744,244.80x = 221,616,367.20 × 45,494,996.40
  4. Step 4: Simplify right side
    147,744,244.80x = 10,082,435,827,945,078
  5. Step 5: Solve for x
    x = 10,082,435,827,945,078/147,744,244.80
  6. Step 6: Final answer
    x = 68,242,494.60

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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.