Home / 365,836,504.80-548,573,181.53-132,657,908.70

Finding the Fourth Proportional to 365,836,504.80, 548,573,181.53 and 132,657,908.70

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Solution

The fourth proportional to 365,836,504.80, 548,573,181.53 and 132,657,908.70 is: 198,921,020.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,836,504.80 : 548,573,181.53 = 132,657,908.70 : x
  2. Step 2: Convert to fraction form
    365,836,504.80/548,573,181.53 = 132,657,908.70/x
  3. Step 3: Cross multiply
    365,836,504.80x = 548,573,181.53 × 132,657,908.70
  4. Step 4: Simplify right side
    365,836,504.80x = 72,772,571,030,011,968
  5. Step 5: Solve for x
    x = 72,772,571,030,011,968/365,836,504.80
  6. Step 6: Final answer
    x = 198,921,020.93

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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.