Home / 219,310,067.40-328,965,101.10-176,263,346.40

Finding the Fourth Proportional to 219,310,067.40, 328,965,101.10 and 176,263,346.40

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Solution

The fourth proportional to 219,310,067.40, 328,965,101.10 and 176,263,346.40 is: 264,395,019.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,310,067.40 : 328,965,101.10 = 176,263,346.40 : x
  2. Step 2: Convert to fraction form
    219,310,067.40/328,965,101.10 = 176,263,346.40/x
  3. Step 3: Cross multiply
    219,310,067.40x = 328,965,101.10 × 176,263,346.40
  4. Step 4: Simplify right side
    219,310,067.40x = 57,984,489,568,700,328
  5. Step 5: Solve for x
    x = 57,984,489,568,700,328/219,310,067.40
  6. Step 6: Final answer
    x = 264,395,019.60

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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.