Home / 293,401,814.20-439,822,785.30-109,119,945.40

Finding the Fourth Proportional to 293,401,814.20, 439,822,785.30 and 109,119,945.40

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Solution

The fourth proportional to 293,401,814.20, 439,822,785.30 and 109,119,945.40 is: 163,575,806.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,401,814.20 : 439,822,785.30 = 109,119,945.40 : x
  2. Step 2: Convert to fraction form
    293,401,814.20/439,822,785.30 = 109,119,945.40/x
  3. Step 3: Cross multiply
    293,401,814.20x = 439,822,785.30 × 109,119,945.40
  4. Step 4: Simplify right side
    293,401,814.20x = 47,993,438,317,611,928
  5. Step 5: Solve for x
    x = 47,993,438,317,611,928/293,401,814.20
  6. Step 6: Final answer
    x = 163,575,806.27

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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.