Home / 272,555,074.40-408,832,611.60-108,818,102.30

Finding the Fourth Proportional to 272,555,074.40, 408,832,611.60 and 108,818,102.30

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Solution

The fourth proportional to 272,555,074.40, 408,832,611.60 and 108,818,102.30 is: 163,227,153.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,555,074.40 : 408,832,611.60 = 108,818,102.30 : x
  2. Step 2: Convert to fraction form
    272,555,074.40/408,832,611.60 = 108,818,102.30/x
  3. Step 3: Cross multiply
    272,555,074.40x = 408,832,611.60 × 108,818,102.30
  4. Step 4: Simplify right side
    272,555,074.40x = 44,488,388,952,664,968
  5. Step 5: Solve for x
    x = 44,488,388,952,664,968/272,555,074.40
  6. Step 6: Final answer
    x = 163,227,153.45

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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.