Home / 65,552,014.80-98,328,022.20-45,144,680.40

Finding the Fourth Proportional to 65,552,014.80, 98,328,022.20 and 45,144,680.40

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Solution

The fourth proportional to 65,552,014.80, 98,328,022.20 and 45,144,680.40 is: 67,717,020.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,552,014.80 : 98,328,022.20 = 45,144,680.40 : x
  2. Step 2: Convert to fraction form
    65,552,014.80/98,328,022.20 = 45,144,680.40/x
  3. Step 3: Cross multiply
    65,552,014.80x = 98,328,022.20 × 45,144,680.40
  4. Step 4: Simplify right side
    65,552,014.80x = 4,438,987,136,583,105
  5. Step 5: Solve for x
    x = 4,438,987,136,583,105/65,552,014.80
  6. Step 6: Final answer
    x = 67,717,020.60

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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.