Home / 109,766,786.24-164,616,470.40-75,905,727.68

Finding the Fourth Proportional to 109,766,786.24, 164,616,470.40 and 75,905,727.68

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Solution

The fourth proportional to 109,766,786.24, 164,616,470.40 and 75,905,727.68 is: 113,835,281.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,766,786.24 : 164,616,470.40 = 75,905,727.68 : x
  2. Step 2: Convert to fraction form
    109,766,786.24/164,616,470.40 = 75,905,727.68/x
  3. Step 3: Cross multiply
    109,766,786.24x = 164,616,470.40 × 75,905,727.68
  4. Step 4: Simplify right side
    109,766,786.24x = 12,495,332,973,825,182
  5. Step 5: Solve for x
    x = 12,495,332,973,825,182/109,766,786.24
  6. Step 6: Final answer
    x = 113,835,281.16

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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.