Home / 79,056,104.40-118,584,156.60-76,032,795.60

Finding the Fourth Proportional to 79,056,104.40, 118,584,156.60 and 76,032,795.60

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Solution

The fourth proportional to 79,056,104.40, 118,584,156.60 and 76,032,795.60 is: 114,049,193.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,056,104.40 : 118,584,156.60 = 76,032,795.60 : x
  2. Step 2: Convert to fraction form
    79,056,104.40/118,584,156.60 = 76,032,795.60/x
  3. Step 3: Cross multiply
    79,056,104.40x = 118,584,156.60 × 76,032,795.60
  4. Step 4: Simplify right side
    79,056,104.40x = 9,016,284,940,166,190
  5. Step 5: Solve for x
    x = 9,016,284,940,166,190/79,056,104.40
  6. Step 6: Final answer
    x = 114,049,193.40

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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.