Home / 162,121,014.08-243,206,714.76-54,440,832.32

Finding the Fourth Proportional to 162,121,014.08, 243,206,714.76 and 54,440,832.32

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Solution

The fourth proportional to 162,121,014.08, 243,206,714.76 and 54,440,832.32 is: 81,669,708.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,121,014.08 : 243,206,714.76 = 54,440,832.32 : x
  2. Step 2: Convert to fraction form
    162,121,014.08/243,206,714.76 = 54,440,832.32/x
  3. Step 3: Cross multiply
    162,121,014.08x = 243,206,714.76 × 54,440,832.32
  4. Step 4: Simplify right side
    162,121,014.08x = 13,240,375,977,347,228
  5. Step 5: Solve for x
    x = 13,240,375,977,347,228/162,121,014.08
  6. Step 6: Final answer
    x = 81,669,708.60

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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.