Home / 493,219,494.43-680,642,845.72-294,980,957.42

Finding the Fourth Proportional to 493,219,494.43, 680,642,845.72 and 294,980,957.42

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Solution

The fourth proportional to 493,219,494.43, 680,642,845.72 and 294,980,957.42 is: 407,073,687.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,219,494.43 : 680,642,845.72 = 294,980,957.42 : x
  2. Step 2: Convert to fraction form
    493,219,494.43/680,642,845.72 = 294,980,957.42/x
  3. Step 3: Cross multiply
    493,219,494.43x = 680,642,845.72 × 294,980,957.42
  4. Step 4: Simplify right side
    493,219,494.43x = 200,776,678,295,638,592
  5. Step 5: Solve for x
    x = 200,776,678,295,638,592/493,219,494.43
  6. Step 6: Final answer
    x = 407,073,687.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.