Home / 329,298,841.72-494,001,975.84-135,158,151.88

Finding the Fourth Proportional to 329,298,841.72, 494,001,975.84 and 135,158,151.88

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Solution

The fourth proportional to 329,298,841.72, 494,001,975.84 and 135,158,151.88 is: 202,759,274.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,298,841.72 : 494,001,975.84 = 135,158,151.88 : x
  2. Step 2: Convert to fraction form
    329,298,841.72/494,001,975.84 = 135,158,151.88/x
  3. Step 3: Cross multiply
    329,298,841.72x = 494,001,975.84 × 135,158,151.88
  4. Step 4: Simplify right side
    329,298,841.72x = 66,768,394,079,602,808
  5. Step 5: Solve for x
    x = 66,768,394,079,602,808/329,298,841.72
  6. Step 6: Final answer
    x = 202,759,274.01

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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.