Home / 188,504,665.04-260,137,997.88-105,997,728.08

Finding the Fourth Proportional to 188,504,665.04, 260,137,997.88 and 105,997,728.08

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Solution

The fourth proportional to 188,504,665.04, 260,137,997.88 and 105,997,728.08 is: 146,277,742.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,504,665.04 : 260,137,997.88 = 105,997,728.08 : x
  2. Step 2: Convert to fraction form
    188,504,665.04/260,137,997.88 = 105,997,728.08/x
  3. Step 3: Cross multiply
    188,504,665.04x = 260,137,997.88 × 105,997,728.08
  4. Step 4: Simplify right side
    188,504,665.04x = 27,574,036,762,559,856
  5. Step 5: Solve for x
    x = 27,574,036,762,559,856/188,504,665.04
  6. Step 6: Final answer
    x = 146,277,742.02

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Why These Related Problems?

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