Home / 336,095,998.40-504,143,997.60-80,794,366.40

Finding the Fourth Proportional to 336,095,998.40, 504,143,997.60 and 80,794,366.40

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Solution

The fourth proportional to 336,095,998.40, 504,143,997.60 and 80,794,366.40 is: 121,191,549.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,095,998.40 : 504,143,997.60 = 80,794,366.40 : x
  2. Step 2: Convert to fraction form
    336,095,998.40/504,143,997.60 = 80,794,366.40/x
  3. Step 3: Cross multiply
    336,095,998.40x = 504,143,997.60 × 80,794,366.40
  4. Step 4: Simplify right side
    336,095,998.40x = 40,731,994,860,455,128
  5. Step 5: Solve for x
    x = 40,731,994,860,455,128/336,095,998.40
  6. Step 6: Final answer
    x = 121,191,549.60

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Similar ratio
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1.5x scale

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.