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Finding the Fourth Proportional to 852,503,620.70, 1,194,714,392.50 and 852,503,620.70

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Solution

The fourth proportional to 852,503,620.70, 1,194,714,392.50 and 852,503,620.70 is: 1,194,714,392.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,503,620.70 : 1,194,714,392.50 = 852,503,620.70 : x
  2. Step 2: Convert to fraction form
    852,503,620.70/1,194,714,392.50 = 852,503,620.70/x
  3. Step 3: Cross multiply
    852,503,620.70x = 1,194,714,392.50 × 852,503,620.70
  4. Step 4: Simplify right side
    852,503,620.70x = 1,018,498,345,308,651,008
  5. Step 5: Solve for x
    x = 1,018,498,345,308,651,008/852,503,620.70
  6. Step 6: Final answer
    x = 1,194,714,392.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.