Home / 379,443,976,901.28-569,145,015,107.05-277,445,094,538.95

Finding the Fourth Proportional to 379,443,976,901.28, 569,145,015,107.05 and 277,445,094,538.95

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Solution

The fourth proportional to 379,443,976,901.28, 569,145,015,107.05 and 277,445,094,538.95 is: 416,152,323,229.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,443,976,901.28 : 569,145,015,107.05 = 277,445,094,538.95 : x
  2. Step 2: Convert to fraction form
    379,443,976,901.28/569,145,015,107.05 = 277,445,094,538.95/x
  3. Step 3: Cross multiply
    379,443,976,901.28x = 569,145,015,107.05 × 277,445,094,538.95
  4. Step 4: Simplify right side
    379,443,976,901.28x = 157,906,492,522,747,624,685,568
  5. Step 5: Solve for x
    x = 157,906,492,522,747,624,685,568/379,443,976,901.28
  6. Step 6: Final answer
    x = 416,152,323,229.08

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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.