Home / 330,298,823.10-455,825,509.38-181,632,132.66

Finding the Fourth Proportional to 330,298,823.10, 455,825,509.38 and 181,632,132.66

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Solution

The fourth proportional to 330,298,823.10, 455,825,509.38 and 181,632,132.66 is: 250,659,565.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,298,823.10 : 455,825,509.38 = 181,632,132.66 : x
  2. Step 2: Convert to fraction form
    330,298,823.10/455,825,509.38 = 181,632,132.66/x
  3. Step 3: Cross multiply
    330,298,823.10x = 455,825,509.38 × 181,632,132.66
  4. Step 4: Simplify right side
    330,298,823.10x = 82,792,559,389,520,224
  5. Step 5: Solve for x
    x = 82,792,559,389,520,224/330,298,823.10
  6. Step 6: Final answer
    x = 250,659,565.22

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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.