Home / 81,352,361.60-122,029,535.68-23,845,795.60

Finding the Fourth Proportional to 81,352,361.60, 122,029,535.68 and 23,845,795.60

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Solution

The fourth proportional to 81,352,361.60, 122,029,535.68 and 23,845,795.60 is: 35,768,984.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,352,361.60 : 122,029,535.68 = 23,845,795.60 : x
  2. Step 2: Convert to fraction form
    81,352,361.60/122,029,535.68 = 23,845,795.60/x
  3. Step 3: Cross multiply
    81,352,361.60x = 122,029,535.68 × 23,845,795.60
  4. Step 4: Simplify right side
    81,352,361.60x = 2,909,891,364,988,187.50
  5. Step 5: Solve for x
    x = 2,909,891,364,988,187.50/81,352,361.60
  6. Step 6: Final answer
    x = 35,768,984.55

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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.