Home / 207,997,151.44-311,810,706.36-98,754,926.80

Finding the Fourth Proportional to 207,997,151.44, 311,810,706.36 and 98,754,926.80

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Solution

The fourth proportional to 207,997,151.44, 311,810,706.36 and 98,754,926.80 is: 148,044,544.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,997,151.44 : 311,810,706.36 = 98,754,926.80 : x
  2. Step 2: Convert to fraction form
    207,997,151.44/311,810,706.36 = 98,754,926.80/x
  3. Step 3: Cross multiply
    207,997,151.44x = 311,810,706.36 × 98,754,926.80
  4. Step 4: Simplify right side
    207,997,151.44x = 30,792,843,482,038,096
  5. Step 5: Solve for x
    x = 30,792,843,482,038,096/207,997,151.44
  6. Step 6: Final answer
    x = 148,044,544.21

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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.