Home / 330,298,828.10-455,825,516.28-181,632,137.66

Finding the Fourth Proportional to 330,298,828.10, 455,825,516.28 and 181,632,137.66

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Solution

The fourth proportional to 330,298,828.10, 455,825,516.28 and 181,632,137.66 is: 250,659,572.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,298,828.10 : 455,825,516.28 = 181,632,137.66 : x
  2. Step 2: Convert to fraction form
    330,298,828.10/455,825,516.28 = 181,632,137.66/x
  3. Step 3: Cross multiply
    330,298,828.10x = 455,825,516.28 × 181,632,137.66
  4. Step 4: Simplify right side
    330,298,828.10x = 82,792,562,921,909,520
  5. Step 5: Solve for x
    x = 82,792,562,921,909,520/330,298,828.10
  6. Step 6: Final answer
    x = 250,659,572.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.