Home / 330,986,125.26-456,760,831.21-191,837,600.24

Finding the Fourth Proportional to 330,986,125.26, 456,760,831.21 and 191,837,600.24

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Solution

The fourth proportional to 330,986,125.26, 456,760,831.21 and 191,837,600.24 is: 264,735,875.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,986,125.26 : 456,760,831.21 = 191,837,600.24 : x
  2. Step 2: Convert to fraction form
    330,986,125.26/456,760,831.21 = 191,837,600.24/x
  3. Step 3: Cross multiply
    330,986,125.26x = 456,760,831.21 × 191,837,600.24
  4. Step 4: Simplify right side
    330,986,125.26x = 87,623,901,740,190,704
  5. Step 5: Solve for x
    x = 87,623,901,740,190,704/330,986,125.26
  6. Step 6: Final answer
    x = 264,735,875.78

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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.