Home / 248,840,389.80-373,260,584.70-67,105,938.60

Finding the Fourth Proportional to 248,840,389.80, 373,260,584.70 and 67,105,938.60

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Solution

The fourth proportional to 248,840,389.80, 373,260,584.70 and 67,105,938.60 is: 100,658,907.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,840,389.80 : 373,260,584.70 = 67,105,938.60 : x
  2. Step 2: Convert to fraction form
    248,840,389.80/373,260,584.70 = 67,105,938.60/x
  3. Step 3: Cross multiply
    248,840,389.80x = 373,260,584.70 × 67,105,938.60
  4. Step 4: Simplify right side
    248,840,389.80x = 25,048,001,878,678,300
  5. Step 5: Solve for x
    x = 25,048,001,878,678,300/248,840,389.80
  6. Step 6: Final answer
    x = 100,658,907.90

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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.