Home / 200,815,652.80-301,265,469.60-64,514,814.40

Finding the Fourth Proportional to 200,815,652.80, 301,265,469.60 and 64,514,814.40

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Solution

The fourth proportional to 200,815,652.80, 301,265,469.60 and 64,514,814.40 is: 96,785,711.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,815,652.80 : 301,265,469.60 = 64,514,814.40 : x
  2. Step 2: Convert to fraction form
    200,815,652.80/301,265,469.60 = 64,514,814.40/x
  3. Step 3: Cross multiply
    200,815,652.80x = 301,265,469.60 × 64,514,814.40
  4. Step 4: Simplify right side
    200,815,652.80x = 19,436,085,856,372,844
  5. Step 5: Solve for x
    x = 19,436,085,856,372,844/200,815,652.80
  6. Step 6: Final answer
    x = 96,785,711.60

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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.