Home / 106,902,933.60-160,354,400.40-80,029,077.60

Finding the Fourth Proportional to 106,902,933.60, 160,354,400.40 and 80,029,077.60

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Solution

The fourth proportional to 106,902,933.60, 160,354,400.40 and 80,029,077.60 is: 120,043,616.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,902,933.60 : 160,354,400.40 = 80,029,077.60 : x
  2. Step 2: Convert to fraction form
    106,902,933.60/160,354,400.40 = 80,029,077.60/x
  3. Step 3: Cross multiply
    106,902,933.60x = 160,354,400.40 × 80,029,077.60
  4. Step 4: Simplify right side
    106,902,933.60x = 12,833,014,753,113,070
  5. Step 5: Solve for x
    x = 12,833,014,753,113,070/106,902,933.60
  6. Step 6: Final answer
    x = 120,043,616.40

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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.