Home / 7,376,095,832.70-10,179,042,917.20-3,989,005,122.28

Finding the Fourth Proportional to 7,376,095,832.70, 10,179,042,917.20 and 3,989,005,122.28

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Solution

The fourth proportional to 7,376,095,832.70, 10,179,042,917.20 and 3,989,005,122.28 is: 5,504,843,654.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,376,095,832.70 : 10,179,042,917.20 = 3,989,005,122.28 : x
  2. Step 2: Convert to fraction form
    7,376,095,832.70/10,179,042,917.20 = 3,989,005,122.28/x
  3. Step 3: Cross multiply
    7,376,095,832.70x = 10,179,042,917.20 × 3,989,005,122.28
  4. Step 4: Simplify right side
    7,376,095,832.70x = 40,604,254,336,618,758,144
  5. Step 5: Solve for x
    x = 40,604,254,336,618,758,144/7,376,095,832.70
  6. Step 6: Final answer
    x = 5,504,843,654.09

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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.