Home / 215,680,446.20-323,520,669.30-164,662,110.20

Finding the Fourth Proportional to 215,680,446.20, 323,520,669.30 and 164,662,110.20

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Solution

The fourth proportional to 215,680,446.20, 323,520,669.30 and 164,662,110.20 is: 246,993,165.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,680,446.20 : 323,520,669.30 = 164,662,110.20 : x
  2. Step 2: Convert to fraction form
    215,680,446.20/323,520,669.30 = 164,662,110.20/x
  3. Step 3: Cross multiply
    215,680,446.20x = 323,520,669.30 × 164,662,110.20
  4. Step 4: Simplify right side
    215,680,446.20x = 53,271,596,100,254,352
  5. Step 5: Solve for x
    x = 53,271,596,100,254,352/215,680,446.20
  6. Step 6: Final answer
    x = 246,993,165.30

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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.