Home / 111,952,108.65-168,002,812.58-51,336,633.45

Finding the Fourth Proportional to 111,952,108.65, 168,002,812.58 and 51,336,633.45

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Solution

The fourth proportional to 111,952,108.65, 168,002,812.58 and 51,336,633.45 is: 77,039,181.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,952,108.65 : 168,002,812.58 = 51,336,633.45 : x
  2. Step 2: Convert to fraction form
    111,952,108.65/168,002,812.58 = 51,336,633.45/x
  3. Step 3: Cross multiply
    111,952,108.65x = 168,002,812.58 × 51,336,633.45
  4. Step 4: Simplify right side
    111,952,108.65x = 8,624,698,807,731,826
  5. Step 5: Solve for x
    x = 8,624,698,807,731,826/111,952,108.65
  6. Step 6: Final answer
    x = 77,039,181.41

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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.