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Finding the Fourth Proportional to 84,032,317,416.40, 126,048,476,124.60 and 84,032,317,416.40

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Solution

The fourth proportional to 84,032,317,416.40, 126,048,476,124.60 and 84,032,317,416.40 is: 126,048,476,124.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,032,317,416.40 : 126,048,476,124.60 = 84,032,317,416.40 : x
  2. Step 2: Convert to fraction form
    84,032,317,416.40/126,048,476,124.60 = 84,032,317,416.40/x
  3. Step 3: Cross multiply
    84,032,317,416.40x = 126,048,476,124.60 × 84,032,317,416.40
  4. Step 4: Simplify right side
    84,032,317,416.40x = 10,592,145,555,555,904,126,976
  5. Step 5: Solve for x
    x = 10,592,145,555,555,904,126,976/84,032,317,416.40
  6. Step 6: Final answer
    x = 126,048,476,124.60

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1.5x scale

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.