Home / 388,304,024.40-582,456,036.60-111,954,704.40

Finding the Fourth Proportional to 388,304,024.40, 582,456,036.60 and 111,954,704.40

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Solution

The fourth proportional to 388,304,024.40, 582,456,036.60 and 111,954,704.40 is: 167,932,056.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,304,024.40 : 582,456,036.60 = 111,954,704.40 : x
  2. Step 2: Convert to fraction form
    388,304,024.40/582,456,036.60 = 111,954,704.40/x
  3. Step 3: Cross multiply
    388,304,024.40x = 582,456,036.60 × 111,954,704.40
  4. Step 4: Simplify right side
    388,304,024.40x = 65,208,693,403,548,584
  5. Step 5: Solve for x
    x = 65,208,693,403,548,584/388,304,024.40
  6. Step 6: Final answer
    x = 167,932,056.60

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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.