Home / 852,768,094.20-1,279,152,141.30-368,093,902.20

Finding the Fourth Proportional to 852,768,094.20, 1,279,152,141.30 and 368,093,902.20

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Solution

The fourth proportional to 852,768,094.20, 1,279,152,141.30 and 368,093,902.20 is: 552,140,853.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,768,094.20 : 1,279,152,141.30 = 368,093,902.20 : x
  2. Step 2: Convert to fraction form
    852,768,094.20/1,279,152,141.30 = 368,093,902.20/x
  3. Step 3: Cross multiply
    852,768,094.20x = 1,279,152,141.30 × 368,093,902.20
  4. Step 4: Simplify right side
    852,768,094.20x = 470,848,103,198,602,752
  5. Step 5: Solve for x
    x = 470,848,103,198,602,752/852,768,094.20
  6. Step 6: Final answer
    x = 552,140,853.30

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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.