Home / 69,640,215.54-96,002,211.04-48,667,133.40

Finding the Fourth Proportional to 69,640,215.54, 96,002,211.04 and 48,667,133.40

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Solution

The fourth proportional to 69,640,215.54, 96,002,211.04 and 48,667,133.40 is: 67,089,861.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,640,215.54 : 96,002,211.04 = 48,667,133.40 : x
  2. Step 2: Convert to fraction form
    69,640,215.54/96,002,211.04 = 48,667,133.40/x
  3. Step 3: Cross multiply
    69,640,215.54x = 96,002,211.04 × 48,667,133.40
  4. Step 4: Simplify right side
    69,640,215.54x = 4,672,152,411,378,633
  5. Step 5: Solve for x
    x = 4,672,152,411,378,633/69,640,215.54
  6. Step 6: Final answer
    x = 67,089,861.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.