Home / 165,582,385.70-248,373,578.55-164,448,644.90

Finding the Fourth Proportional to 165,582,385.70, 248,373,578.55 and 164,448,644.90

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Solution

The fourth proportional to 165,582,385.70, 248,373,578.55 and 164,448,644.90 is: 246,672,967.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,582,385.70 : 248,373,578.55 = 164,448,644.90 : x
  2. Step 2: Convert to fraction form
    165,582,385.70/248,373,578.55 = 164,448,644.90/x
  3. Step 3: Cross multiply
    165,582,385.70x = 248,373,578.55 × 164,448,644.90
  4. Step 4: Simplify right side
    165,582,385.70x = 40,844,698,421,511,208
  5. Step 5: Solve for x
    x = 40,844,698,421,511,208/165,582,385.70
  6. Step 6: Final answer
    x = 246,672,967.35

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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.