Home / 215,536,130.80-323,508,594.43-133,406,575.27

Finding the Fourth Proportional to 215,536,130.80, 323,508,594.43 and 133,406,575.27

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Solution

The fourth proportional to 215,536,130.80, 323,508,594.43 and 133,406,575.27 is: 200,236,375.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,536,130.80 : 323,508,594.43 = 133,406,575.27 : x
  2. Step 2: Convert to fraction form
    215,536,130.80/323,508,594.43 = 133,406,575.27/x
  3. Step 3: Cross multiply
    215,536,130.80x = 323,508,594.43 × 133,406,575.27
  4. Step 4: Simplify right side
    215,536,130.80x = 43,158,173,653,317,696
  5. Step 5: Solve for x
    x = 43,158,173,653,317,696/215,536,130.80
  6. Step 6: Final answer
    x = 200,236,375.65

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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.