Home / 936,198,003.60-1,404,297,005.40-477,032,979.60

Finding the Fourth Proportional to 936,198,003.60, 1,404,297,005.40 and 477,032,979.60

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Solution

The fourth proportional to 936,198,003.60, 1,404,297,005.40 and 477,032,979.60 is: 715,549,469.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,198,003.60 : 1,404,297,005.40 = 477,032,979.60 : x
  2. Step 2: Convert to fraction form
    936,198,003.60/1,404,297,005.40 = 477,032,979.60/x
  3. Step 3: Cross multiply
    936,198,003.60x = 1,404,297,005.40 × 477,032,979.60
  4. Step 4: Simplify right side
    936,198,003.60x = 669,895,984,729,319,424
  5. Step 5: Solve for x
    x = 669,895,984,729,319,424/936,198,003.60
  6. Step 6: Final answer
    x = 715,549,469.40

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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.