Home / 248,184,472.10-372,276,708.15-66,431,650.10

Finding the Fourth Proportional to 248,184,472.10, 372,276,708.15 and 66,431,650.10

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Solution

The fourth proportional to 248,184,472.10, 372,276,708.15 and 66,431,650.10 is: 99,647,475.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,184,472.10 : 372,276,708.15 = 66,431,650.10 : x
  2. Step 2: Convert to fraction form
    248,184,472.10/372,276,708.15 = 66,431,650.10/x
  3. Step 3: Cross multiply
    248,184,472.10x = 372,276,708.15 × 66,431,650.10
  4. Step 4: Simplify right side
    248,184,472.10x = 24,730,956,016,200,616
  5. Step 5: Solve for x
    x = 24,730,956,016,200,616/248,184,472.10
  6. Step 6: Final answer
    x = 99,647,475.15

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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.