Home / 414,281,120.59-621,538,265.75-181,132,307.33

Finding the Fourth Proportional to 414,281,120.59, 621,538,265.75 and 181,132,307.33

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Solution

The fourth proportional to 414,281,120.59, 621,538,265.75 and 181,132,307.33 is: 271,749,434.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,281,120.59 : 621,538,265.75 = 181,132,307.33 : x
  2. Step 2: Convert to fraction form
    414,281,120.59/621,538,265.75 = 181,132,307.33/x
  3. Step 3: Cross multiply
    414,281,120.59x = 621,538,265.75 × 181,132,307.33
  4. Step 4: Simplify right side
    414,281,120.59x = 112,580,660,165,681,648
  5. Step 5: Solve for x
    x = 112,580,660,165,681,648/414,281,120.59
  6. Step 6: Final answer
    x = 271,749,434.31

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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.