Home / 30,042,729,615.94-45,054,526,765.44-9,869,472,858.58

Finding the Fourth Proportional to 30,042,729,615.94, 45,054,526,765.44 and 9,869,472,858.58

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Solution

The fourth proportional to 30,042,729,615.94, 45,054,526,765.44 and 9,869,472,858.58 is: 14,801,066,173.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,042,729,615.94 : 45,054,526,765.44 = 9,869,472,858.58 : x
  2. Step 2: Convert to fraction form
    30,042,729,615.94/45,054,526,765.44 = 9,869,472,858.58/x
  3. Step 3: Cross multiply
    30,042,729,615.94x = 45,054,526,765.44 × 9,869,472,858.58
  4. Step 4: Simplify right side
    30,042,729,615.94x = 444,664,429,067,676,286,976
  5. Step 5: Solve for x
    x = 444,664,429,067,676,286,976/30,042,729,615.94
  6. Step 6: Final answer
    x = 14,801,066,173.15

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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.