Home / 932,016,827.20-1,398,529,125.60-414,527,137.60

Finding the Fourth Proportional to 932,016,827.20, 1,398,529,125.60 and 414,527,137.60

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Solution

The fourth proportional to 932,016,827.20, 1,398,529,125.60 and 414,527,137.60 is: 622,014,816.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,016,827.20 : 1,398,529,125.60 = 414,527,137.60 : x
  2. Step 2: Convert to fraction form
    932,016,827.20/1,398,529,125.60 = 414,527,137.60/x
  3. Step 3: Cross multiply
    932,016,827.20x = 1,398,529,125.60 × 414,527,137.60
  4. Step 4: Simplify right side
    932,016,827.20x = 579,728,275,285,198,848
  5. Step 5: Solve for x
    x = 579,728,275,285,198,848/932,016,827.20
  6. Step 6: Final answer
    x = 622,014,816.01

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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.