Home / 218,308,040.40-327,462,060.60-144,650,317.80

Finding the Fourth Proportional to 218,308,040.40, 327,462,060.60 and 144,650,317.80

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Solution

The fourth proportional to 218,308,040.40, 327,462,060.60 and 144,650,317.80 is: 216,975,476.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,308,040.40 : 327,462,060.60 = 144,650,317.80 : x
  2. Step 2: Convert to fraction form
    218,308,040.40/327,462,060.60 = 144,650,317.80/x
  3. Step 3: Cross multiply
    218,308,040.40x = 327,462,060.60 × 144,650,317.80
  4. Step 4: Simplify right side
    218,308,040.40x = 47,367,491,133,232,864
  5. Step 5: Solve for x
    x = 47,367,491,133,232,864/218,308,040.40
  6. Step 6: Final answer
    x = 216,975,476.70

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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.