Home / 388,441,497.60-582,662,246.40-101,227,161.60

Finding the Fourth Proportional to 388,441,497.60, 582,662,246.40 and 101,227,161.60

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Solution

The fourth proportional to 388,441,497.60, 582,662,246.40 and 101,227,161.60 is: 151,840,742.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,441,497.60 : 582,662,246.40 = 101,227,161.60 : x
  2. Step 2: Convert to fraction form
    388,441,497.60/582,662,246.40 = 101,227,161.60/x
  3. Step 3: Cross multiply
    388,441,497.60x = 582,662,246.40 × 101,227,161.60
  4. Step 4: Simplify right side
    388,441,497.60x = 58,981,245,374,551,816
  5. Step 5: Solve for x
    x = 58,981,245,374,551,816/388,441,497.60
  6. Step 6: Final answer
    x = 151,840,742.40

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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.