Home / 330,986,040.71-456,760,714.52-191,837,515.07

Finding the Fourth Proportional to 330,986,040.71, 456,760,714.52 and 191,837,515.07

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Solution

The fourth proportional to 330,986,040.71, 456,760,714.52 and 191,837,515.07 is: 264,735,758.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,986,040.71 : 456,760,714.52 = 191,837,515.07 : x
  2. Step 2: Convert to fraction form
    330,986,040.71/456,760,714.52 = 191,837,515.07/x
  3. Step 3: Cross multiply
    330,986,040.71x = 456,760,714.52 × 191,837,515.07
  4. Step 4: Simplify right side
    330,986,040.71x = 87,623,840,451,871,472
  5. Step 5: Solve for x
    x = 87,623,840,451,871,472/330,986,040.71
  6. Step 6: Final answer
    x = 264,735,758.24

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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.