Home / 259,218,991.02-388,763,768.60-101,684,025.60

Finding the Fourth Proportional to 259,218,991.02, 388,763,768.60 and 101,684,025.60

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Solution

The fourth proportional to 259,218,991.02, 388,763,768.60 and 101,684,025.60 is: 152,500,651.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,218,991.02 : 388,763,768.60 = 101,684,025.60 : x
  2. Step 2: Convert to fraction form
    259,218,991.02/388,763,768.60 = 101,684,025.60/x
  3. Step 3: Cross multiply
    259,218,991.02x = 388,763,768.60 × 101,684,025.60
  4. Step 4: Simplify right side
    259,218,991.02x = 39,531,064,998,674,880
  5. Step 5: Solve for x
    x = 39,531,064,998,674,880/259,218,991.02
  6. Step 6: Final answer
    x = 152,500,651.45

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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.