Home / 197,217,857.60-295,804,391.52-76,039,161.92

Finding the Fourth Proportional to 197,217,857.60, 295,804,391.52 and 76,039,161.92

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Solution

The fourth proportional to 197,217,857.60, 295,804,391.52 and 76,039,161.92 is: 114,050,108.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,217,857.60 : 295,804,391.52 = 76,039,161.92 : x
  2. Step 2: Convert to fraction form
    197,217,857.60/295,804,391.52 = 76,039,161.92/x
  3. Step 3: Cross multiply
    197,217,857.60x = 295,804,391.52 × 76,039,161.92
  4. Step 4: Simplify right side
    197,217,857.60x = 22,492,718,023,436,352
  5. Step 5: Solve for x
    x = 22,492,718,023,436,352/197,217,857.60
  6. Step 6: Final answer
    x = 114,050,108.33

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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.