Home / 146,568,659.60-219,852,989.40-74,755,744.40

Finding the Fourth Proportional to 146,568,659.60, 219,852,989.40 and 74,755,744.40

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Solution

The fourth proportional to 146,568,659.60, 219,852,989.40 and 74,755,744.40 is: 112,133,616.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,568,659.60 : 219,852,989.40 = 74,755,744.40 : x
  2. Step 2: Convert to fraction form
    146,568,659.60/219,852,989.40 = 74,755,744.40/x
  3. Step 3: Cross multiply
    146,568,659.60x = 219,852,989.40 × 74,755,744.40
  4. Step 4: Simplify right side
    146,568,659.60x = 16,435,273,881,162,312
  5. Step 5: Solve for x
    x = 16,435,273,881,162,312/146,568,659.60
  6. Step 6: Final answer
    x = 112,133,616.60

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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.