Home / 236,196,405.60-354,294,608.40-82,787,103.60

Finding the Fourth Proportional to 236,196,405.60, 354,294,608.40 and 82,787,103.60

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Solution

The fourth proportional to 236,196,405.60, 354,294,608.40 and 82,787,103.60 is: 124,180,655.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,405.60 : 354,294,608.40 = 82,787,103.60 : x
  2. Step 2: Convert to fraction form
    236,196,405.60/354,294,608.40 = 82,787,103.60/x
  3. Step 3: Cross multiply
    236,196,405.60x = 354,294,608.40 × 82,787,103.60
  4. Step 4: Simplify right side
    236,196,405.60x = 29,331,024,450,532,228
  5. Step 5: Solve for x
    x = 29,331,024,450,532,228/236,196,405.60
  6. Step 6: Final answer
    x = 124,180,655.40

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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.