Home / 79,796,361.79-119,521,323.78-48,997,453.15

Finding the Fourth Proportional to 79,796,361.79, 119,521,323.78 and 48,997,453.15

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Solution

The fourth proportional to 79,796,361.79, 119,521,323.78 and 48,997,453.15 is: 73,389,817.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,796,361.79 : 119,521,323.78 = 48,997,453.15 : x
  2. Step 2: Convert to fraction form
    79,796,361.79/119,521,323.78 = 48,997,453.15/x
  3. Step 3: Cross multiply
    79,796,361.79x = 119,521,323.78 × 48,997,453.15
  4. Step 4: Simplify right side
    79,796,361.79x = 5,856,240,462,336,531
  5. Step 5: Solve for x
    x = 5,856,240,462,336,531/79,796,361.79
  6. Step 6: Final answer
    x = 73,389,817.92

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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.