Home / 214,925,875.20-322,388,812.80-118,179,993.60

Finding the Fourth Proportional to 214,925,875.20, 322,388,812.80 and 118,179,993.60

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Solution

The fourth proportional to 214,925,875.20, 322,388,812.80 and 118,179,993.60 is: 177,269,990.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,925,875.20 : 322,388,812.80 = 118,179,993.60 : x
  2. Step 2: Convert to fraction form
    214,925,875.20/322,388,812.80 = 118,179,993.60/x
  3. Step 3: Cross multiply
    214,925,875.20x = 322,388,812.80 × 118,179,993.60
  4. Step 4: Simplify right side
    214,925,875.20x = 38,099,907,833,415,600
  5. Step 5: Solve for x
    x = 38,099,907,833,415,600/214,925,875.20
  6. Step 6: Final answer
    x = 177,269,990.40

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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.