Home / 100,833,517.60-151,250,276.40-49,815,181.60

Finding the Fourth Proportional to 100,833,517.60, 151,250,276.40 and 49,815,181.60

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Solution

The fourth proportional to 100,833,517.60, 151,250,276.40 and 49,815,181.60 is: 74,722,772.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,833,517.60 : 151,250,276.40 = 49,815,181.60 : x
  2. Step 2: Convert to fraction form
    100,833,517.60/151,250,276.40 = 49,815,181.60/x
  3. Step 3: Cross multiply
    100,833,517.60x = 151,250,276.40 × 49,815,181.60
  4. Step 4: Simplify right side
    100,833,517.60x = 7,534,559,985,916,195
  5. Step 5: Solve for x
    x = 7,534,559,985,916,195/100,833,517.60
  6. Step 6: Final answer
    x = 74,722,772.40

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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.