Home / 388,123,551.54-582,197,146.02-151,763,635.35

Finding the Fourth Proportional to 388,123,551.54, 582,197,146.02 and 151,763,635.35

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Solution

The fourth proportional to 388,123,551.54, 582,197,146.02 and 151,763,635.35 is: 227,650,074.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,123,551.54 : 582,197,146.02 = 151,763,635.35 : x
  2. Step 2: Convert to fraction form
    388,123,551.54/582,197,146.02 = 151,763,635.35/x
  3. Step 3: Cross multiply
    388,123,551.54x = 582,197,146.02 × 151,763,635.35
  4. Step 4: Simplify right side
    388,123,551.54x = 88,356,355,370,389,984
  5. Step 5: Solve for x
    x = 88,356,355,370,389,984/388,123,551.54
  6. Step 6: Final answer
    x = 227,650,074.36

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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.