Home / 5,517,792,001.70-8,276,688,002.55-4,919,176,859.30

Finding the Fourth Proportional to 5,517,792,001.70, 8,276,688,002.55 and 4,919,176,859.30

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Solution

The fourth proportional to 5,517,792,001.70, 8,276,688,002.55 and 4,919,176,859.30 is: 7,378,765,288.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517,792,001.70 : 8,276,688,002.55 = 4,919,176,859.30 : x
  2. Step 2: Convert to fraction form
    5,517,792,001.70/8,276,688,002.55 = 4,919,176,859.30/x
  3. Step 3: Cross multiply
    5,517,792,001.70x = 8,276,688,002.55 × 4,919,176,859.30
  4. Step 4: Simplify right side
    5,517,792,001.70x = 40,714,492,093,789,904,896
  5. Step 5: Solve for x
    x = 40,714,492,093,789,904,896/5,517,792,001.70
  6. Step 6: Final answer
    x = 7,378,765,288.95

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Double scale
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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.