Home / 293,880,015.60-440,820,023.40-258,048,207.60

Finding the Fourth Proportional to 293,880,015.60, 440,820,023.40 and 258,048,207.60

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Solution

The fourth proportional to 293,880,015.60, 440,820,023.40 and 258,048,207.60 is: 387,072,311.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,880,015.60 : 440,820,023.40 = 258,048,207.60 : x
  2. Step 2: Convert to fraction form
    293,880,015.60/440,820,023.40 = 258,048,207.60/x
  3. Step 3: Cross multiply
    293,880,015.60x = 440,820,023.40 × 258,048,207.60
  4. Step 4: Simplify right side
    293,880,015.60x = 113,752,816,912,560,048
  5. Step 5: Solve for x
    x = 113,752,816,912,560,048/293,880,015.60
  6. Step 6: Final answer
    x = 387,072,311.40

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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.