Home / 100,551,320.79-150,829,811.60-27,768,102.04

Finding the Fourth Proportional to 100,551,320.79, 150,829,811.60 and 27,768,102.04

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Solution

The fourth proportional to 100,551,320.79, 150,829,811.60 and 27,768,102.04 is: 41,652,934.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,551,320.79 : 150,829,811.60 = 27,768,102.04 : x
  2. Step 2: Convert to fraction form
    100,551,320.79/150,829,811.60 = 27,768,102.04/x
  3. Step 3: Cross multiply
    100,551,320.79x = 150,829,811.60 × 27,768,102.04
  4. Step 4: Simplify right side
    100,551,320.79x = 4,188,257,599,182,775.50
  5. Step 5: Solve for x
    x = 4,188,257,599,182,775.50/100,551,320.79
  6. Step 6: Final answer
    x = 41,652,934.70

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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.