Home / 114,979,881.60-172,469,822.40-54,513,705.60

Finding the Fourth Proportional to 114,979,881.60, 172,469,822.40 and 54,513,705.60

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Solution

The fourth proportional to 114,979,881.60, 172,469,822.40 and 54,513,705.60 is: 81,770,558.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,979,881.60 : 172,469,822.40 = 54,513,705.60 : x
  2. Step 2: Convert to fraction form
    114,979,881.60/172,469,822.40 = 54,513,705.60/x
  3. Step 3: Cross multiply
    114,979,881.60x = 172,469,822.40 × 54,513,705.60
  4. Step 4: Simplify right side
    114,979,881.60x = 9,401,969,123,197,886
  5. Step 5: Solve for x
    x = 9,401,969,123,197,886/114,979,881.60
  6. Step 6: Final answer
    x = 81,770,558.40

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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.