Home / 388,171,017,277.02-582,285,801,787.60-115,873,767,280.62

Finding the Fourth Proportional to 388,171,017,277.02, 582,285,801,787.60 and 115,873,767,280.62

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Solution

The fourth proportional to 388,171,017,277.02, 582,285,801,787.60 and 115,873,767,280.62 is: 173,819,390,124.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,171,017,277.02 : 582,285,801,787.60 = 115,873,767,280.62 : x
  2. Step 2: Convert to fraction form
    388,171,017,277.02/582,285,801,787.60 = 115,873,767,280.62/x
  3. Step 3: Cross multiply
    388,171,017,277.02x = 582,285,801,787.60 × 115,873,767,280.62
  4. Step 4: Simplify right side
    388,171,017,277.02x = 67,471,649,487,145,582,723,072
  5. Step 5: Solve for x
    x = 67,471,649,487,145,582,723,072/388,171,017,277.02
  6. Step 6: Final answer
    x = 173,819,390,124.62

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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.