Home / 248,184,431.10-372,276,646.65-66,431,609.10

Finding the Fourth Proportional to 248,184,431.10, 372,276,646.65 and 66,431,609.10

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Solution

The fourth proportional to 248,184,431.10, 372,276,646.65 and 66,431,609.10 is: 99,647,413.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,184,431.10 : 372,276,646.65 = 66,431,609.10 : x
  2. Step 2: Convert to fraction form
    248,184,431.10/372,276,646.65 = 66,431,609.10/x
  3. Step 3: Cross multiply
    248,184,431.10x = 372,276,646.65 × 66,431,609.10
  4. Step 4: Simplify right side
    248,184,431.10x = 24,730,936,667,311,624
  5. Step 5: Solve for x
    x = 24,730,936,667,311,624/248,184,431.10
  6. Step 6: Final answer
    x = 99,647,413.65

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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.