Home / 13,823,128,437.76-19,068,889,546.83-8,396,219,906.20

Finding the Fourth Proportional to 13,823,128,437.76, 19,068,889,546.83 and 8,396,219,906.20

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Solution

The fourth proportional to 13,823,128,437.76, 19,068,889,546.83 and 8,396,219,906.20 is: 11,582,514,820.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,823,128,437.76 : 19,068,889,546.83 = 8,396,219,906.20 : x
  2. Step 2: Convert to fraction form
    13,823,128,437.76/19,068,889,546.83 = 8,396,219,906.20/x
  3. Step 3: Cross multiply
    13,823,128,437.76x = 19,068,889,546.83 × 8,396,219,906.20
  4. Step 4: Simplify right side
    13,823,128,437.76x = 160,106,590,002,223,153,152
  5. Step 5: Solve for x
    x = 160,106,590,002,223,153,152/13,823,128,437.76
  6. Step 6: Final answer
    x = 11,582,514,820.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.