Home / 197,138,840.10-295,708,260.15-146,120,504.10

Finding the Fourth Proportional to 197,138,840.10, 295,708,260.15 and 146,120,504.10

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Solution

The fourth proportional to 197,138,840.10, 295,708,260.15 and 146,120,504.10 is: 219,180,756.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,138,840.10 : 295,708,260.15 = 146,120,504.10 : x
  2. Step 2: Convert to fraction form
    197,138,840.10/295,708,260.15 = 146,120,504.10/x
  3. Step 3: Cross multiply
    197,138,840.10x = 295,708,260.15 × 146,120,504.10
  4. Step 4: Simplify right side
    197,138,840.10x = 43,209,040,039,651,936
  5. Step 5: Solve for x
    x = 43,209,040,039,651,936/197,138,840.10
  6. Step 6: Final answer
    x = 219,180,756.15

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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.