Home / 66,164,914.80-99,247,372.20-63,188,845.20

Finding the Fourth Proportional to 66,164,914.80, 99,247,372.20 and 63,188,845.20

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Solution

The fourth proportional to 66,164,914.80, 99,247,372.20 and 63,188,845.20 is: 94,783,267.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,164,914.80 : 99,247,372.20 = 63,188,845.20 : x
  2. Step 2: Convert to fraction form
    66,164,914.80/99,247,372.20 = 63,188,845.20/x
  3. Step 3: Cross multiply
    66,164,914.80x = 99,247,372.20 × 63,188,845.20
  4. Step 4: Simplify right side
    66,164,914.80x = 6,271,326,838,452,584
  5. Step 5: Solve for x
    x = 6,271,326,838,452,584/66,164,914.80
  6. Step 6: Final answer
    x = 94,783,267.80

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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.