Home / 401,504,350.80-602,285,312.52-168,100,187.52

Finding the Fourth Proportional to 401,504,350.80, 602,285,312.52 and 168,100,187.52

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Solution

The fourth proportional to 401,504,350.80, 602,285,312.52 and 168,100,187.52 is: 252,162,333.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,504,350.80 : 602,285,312.52 = 168,100,187.52 : x
  2. Step 2: Convert to fraction form
    401,504,350.80/602,285,312.52 = 168,100,187.52/x
  3. Step 3: Cross multiply
    401,504,350.80x = 602,285,312.52 × 168,100,187.52
  4. Step 4: Simplify right side
    401,504,350.80x = 101,244,273,975,153,808
  5. Step 5: Solve for x
    x = 101,244,273,975,153,808/401,504,350.80
  6. Step 6: Final answer
    x = 252,162,333.42

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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.