Home / 110,186,856.80-165,280,285.20-103,468,392.80

Finding the Fourth Proportional to 110,186,856.80, 165,280,285.20 and 103,468,392.80

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Solution

The fourth proportional to 110,186,856.80, 165,280,285.20 and 103,468,392.80 is: 155,202,589.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,186,856.80 : 165,280,285.20 = 103,468,392.80 : x
  2. Step 2: Convert to fraction form
    110,186,856.80/165,280,285.20 = 103,468,392.80/x
  3. Step 3: Cross multiply
    110,186,856.80x = 165,280,285.20 × 103,468,392.80
  4. Step 4: Simplify right side
    110,186,856.80x = 17,101,285,471,169,624
  5. Step 5: Solve for x
    x = 17,101,285,471,169,624/110,186,856.80
  6. Step 6: Final answer
    x = 155,202,589.20

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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.