Home / 65,552,005.20-98,328,007.80-45,144,670.80

Finding the Fourth Proportional to 65,552,005.20, 98,328,007.80 and 45,144,670.80

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Solution

The fourth proportional to 65,552,005.20, 98,328,007.80 and 45,144,670.80 is: 67,717,006.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,552,005.20 : 98,328,007.80 = 45,144,670.80 : x
  2. Step 2: Convert to fraction form
    65,552,005.20/98,328,007.80 = 45,144,670.80/x
  3. Step 3: Cross multiply
    65,552,005.20x = 98,328,007.80 × 45,144,670.80
  4. Step 4: Simplify right side
    65,552,005.20x = 4,438,985,542,550,832
  5. Step 5: Solve for x
    x = 4,438,985,542,550,832/65,552,005.20
  6. Step 6: Final answer
    x = 67,717,006.20

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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.