Home / 65,552,065.20-98,328,097.80-45,144,730.80

Finding the Fourth Proportional to 65,552,065.20, 98,328,097.80 and 45,144,730.80

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Solution

The fourth proportional to 65,552,065.20, 98,328,097.80 and 45,144,730.80 is: 67,717,096.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,552,065.20 : 98,328,097.80 = 45,144,730.80 : x
  2. Step 2: Convert to fraction form
    65,552,065.20/98,328,097.80 = 45,144,730.80/x
  3. Step 3: Cross multiply
    65,552,065.20x = 98,328,097.80 × 45,144,730.80
  4. Step 4: Simplify right side
    65,552,065.20x = 4,438,995,505,257,072
  5. Step 5: Solve for x
    x = 4,438,995,505,257,072/65,552,065.20
  6. Step 6: Final answer
    x = 67,717,096.20

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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.