Home / 164,177,365.60-246,103,616.40-77,763,887.20

Finding the Fourth Proportional to 164,177,365.60, 246,103,616.40 and 77,763,887.20

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Solution

The fourth proportional to 164,177,365.60, 246,103,616.40 and 77,763,887.20 is: 116,568,893.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,177,365.60 : 246,103,616.40 = 77,763,887.20 : x
  2. Step 2: Convert to fraction form
    164,177,365.60/246,103,616.40 = 77,763,887.20/x
  3. Step 3: Cross multiply
    164,177,365.60x = 246,103,616.40 × 77,763,887.20
  4. Step 4: Simplify right side
    164,177,365.60x = 19,137,973,865,241,672
  5. Step 5: Solve for x
    x = 19,137,973,865,241,672/164,177,365.60
  6. Step 6: Final answer
    x = 116,568,893.62

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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.