Home / 305,980,134.96-459,067,226.76-109,239,327.48

Finding the Fourth Proportional to 305,980,134.96, 459,067,226.76 and 109,239,327.48

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Solution

The fourth proportional to 305,980,134.96, 459,067,226.76 and 109,239,327.48 is: 163,893,630.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,980,134.96 : 459,067,226.76 = 109,239,327.48 : x
  2. Step 2: Convert to fraction form
    305,980,134.96/459,067,226.76 = 109,239,327.48/x
  3. Step 3: Cross multiply
    305,980,134.96x = 459,067,226.76 × 109,239,327.48
  4. Step 4: Simplify right side
    305,980,134.96x = 50,148,195,119,371,064
  5. Step 5: Solve for x
    x = 50,148,195,119,371,064/305,980,134.96
  6. Step 6: Final answer
    x = 163,893,630.30

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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.