Home / 66,826,653.66-100,084,533.98-64,987,769.39

Finding the Fourth Proportional to 66,826,653.66, 100,084,533.98 and 64,987,769.39

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Solution

The fourth proportional to 66,826,653.66, 100,084,533.98 and 64,987,769.39 is: 97,330,485.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,826,653.66 : 100,084,533.98 = 64,987,769.39 : x
  2. Step 2: Convert to fraction form
    66,826,653.66/100,084,533.98 = 64,987,769.39/x
  3. Step 3: Cross multiply
    66,826,653.66x = 100,084,533.98 × 64,987,769.39
  4. Step 4: Simplify right side
    66,826,653.66x = 6,504,270,612,972,497
  5. Step 5: Solve for x
    x = 6,504,270,612,972,497/66,826,653.66
  6. Step 6: Final answer
    x = 97,330,485.02

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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.