Home / 139,582,783.26-209,277,217.62-61,817,310.90

Finding the Fourth Proportional to 139,582,783.26, 209,277,217.62 and 61,817,310.90

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Solution

The fourth proportional to 139,582,783.26, 209,277,217.62 and 61,817,310.90 is: 92,683,026.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,582,783.26 : 209,277,217.62 = 61,817,310.90 : x
  2. Step 2: Convert to fraction form
    139,582,783.26/209,277,217.62 = 61,817,310.90/x
  3. Step 3: Cross multiply
    139,582,783.26x = 209,277,217.62 × 61,817,310.90
  4. Step 4: Simplify right side
    139,582,783.26x = 12,936,954,825,902,498
  5. Step 5: Solve for x
    x = 12,936,954,825,902,498/139,582,783.26
  6. Step 6: Final answer
    x = 92,683,026.69

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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.