Home / 293,530,948.40-440,296,422.60-75,180,868.40

Finding the Fourth Proportional to 293,530,948.40, 440,296,422.60 and 75,180,868.40

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Solution

The fourth proportional to 293,530,948.40, 440,296,422.60 and 75,180,868.40 is: 112,771,302.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,530,948.40 : 440,296,422.60 = 75,180,868.40 : x
  2. Step 2: Convert to fraction form
    293,530,948.40/440,296,422.60 = 75,180,868.40/x
  3. Step 3: Cross multiply
    293,530,948.40x = 440,296,422.60 × 75,180,868.40
  4. Step 4: Simplify right side
    293,530,948.40x = 33,101,867,404,481,392
  5. Step 5: Solve for x
    x = 33,101,867,404,481,392/293,530,948.40
  6. Step 6: Final answer
    x = 112,771,302.60

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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.