Home / 19,302,250,228.40-28,953,375,342.60-11,955,609,844.40

Finding the Fourth Proportional to 19,302,250,228.40, 28,953,375,342.60 and 11,955,609,844.40

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Solution

The fourth proportional to 19,302,250,228.40, 28,953,375,342.60 and 11,955,609,844.40 is: 17,933,414,766.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,302,250,228.40 : 28,953,375,342.60 = 11,955,609,844.40 : x
  2. Step 2: Convert to fraction form
    19,302,250,228.40/28,953,375,342.60 = 11,955,609,844.40/x
  3. Step 3: Cross multiply
    19,302,250,228.40x = 28,953,375,342.60 × 11,955,609,844.40
  4. Step 4: Simplify right side
    19,302,250,228.40x = 346,155,259,274,596,777,984
  5. Step 5: Solve for x
    x = 346,155,259,274,596,777,984/19,302,250,228.40
  6. Step 6: Final answer
    x = 17,933,414,766.60

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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.