Home / 271,181,193.60-406,771,790.40-143,779,209.60

Finding the Fourth Proportional to 271,181,193.60, 406,771,790.40 and 143,779,209.60

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Solution

The fourth proportional to 271,181,193.60, 406,771,790.40 and 143,779,209.60 is: 215,668,814.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,181,193.60 : 406,771,790.40 = 143,779,209.60 : x
  2. Step 2: Convert to fraction form
    271,181,193.60/406,771,790.40 = 143,779,209.60/x
  3. Step 3: Cross multiply
    271,181,193.60x = 406,771,790.40 × 143,779,209.60
  4. Step 4: Simplify right side
    271,181,193.60x = 58,485,326,511,288,864
  5. Step 5: Solve for x
    x = 58,485,326,511,288,864/271,181,193.60
  6. Step 6: Final answer
    x = 215,668,814.40

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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.