Home / 293,530,943.40-440,296,415.10-75,180,863.40

Finding the Fourth Proportional to 293,530,943.40, 440,296,415.10 and 75,180,863.40

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Solution

The fourth proportional to 293,530,943.40, 440,296,415.10 and 75,180,863.40 is: 112,771,295.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,530,943.40 : 440,296,415.10 = 75,180,863.40 : x
  2. Step 2: Convert to fraction form
    293,530,943.40/440,296,415.10 = 75,180,863.40/x
  3. Step 3: Cross multiply
    293,530,943.40x = 440,296,415.10 × 75,180,863.40
  4. Step 4: Simplify right side
    293,530,943.40x = 33,101,864,639,142,800
  5. Step 5: Solve for x
    x = 33,101,864,639,142,800/293,530,943.40
  6. Step 6: Final answer
    x = 112,771,295.10

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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.