Home / 274,194,976.20-411,277,978.70-89,938,181.32

Finding the Fourth Proportional to 274,194,976.20, 411,277,978.70 and 89,938,181.32

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Solution

The fourth proportional to 274,194,976.20, 411,277,978.70 and 89,938,181.32 is: 134,902,520.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,194,976.20 : 411,277,978.70 = 89,938,181.32 : x
  2. Step 2: Convert to fraction form
    274,194,976.20/411,277,978.70 = 89,938,181.32/x
  3. Step 3: Cross multiply
    274,194,976.20x = 411,277,978.70 × 89,938,181.32
  4. Step 4: Simplify right side
    274,194,976.20x = 36,989,593,421,243,696
  5. Step 5: Solve for x
    x = 36,989,593,421,243,696/274,194,976.20
  6. Step 6: Final answer
    x = 134,902,520.59

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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.