Home / 156,007,200.60-234,010,800.90-79,479,696.60

Finding the Fourth Proportional to 156,007,200.60, 234,010,800.90 and 79,479,696.60

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Solution

The fourth proportional to 156,007,200.60, 234,010,800.90 and 79,479,696.60 is: 119,219,544.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,007,200.60 : 234,010,800.90 = 79,479,696.60 : x
  2. Step 2: Convert to fraction form
    156,007,200.60/234,010,800.90 = 79,479,696.60/x
  3. Step 3: Cross multiply
    156,007,200.60x = 234,010,800.90 × 79,479,696.60
  4. Step 4: Simplify right side
    156,007,200.60x = 18,599,107,456,655,008
  5. Step 5: Solve for x
    x = 18,599,107,456,655,008/156,007,200.60
  6. Step 6: Final answer
    x = 119,219,544.90

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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.