Home / 526,529,947.20-789,794,920.80-254,432,155.20

Finding the Fourth Proportional to 526,529,947.20, 789,794,920.80 and 254,432,155.20

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Solution

The fourth proportional to 526,529,947.20, 789,794,920.80 and 254,432,155.20 is: 381,648,232.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,529,947.20 : 789,794,920.80 = 254,432,155.20 : x
  2. Step 2: Convert to fraction form
    526,529,947.20/789,794,920.80 = 254,432,155.20/x
  3. Step 3: Cross multiply
    526,529,947.20x = 789,794,920.80 × 254,432,155.20
  4. Step 4: Simplify right side
    526,529,947.20x = 200,949,223,865,157,280
  5. Step 5: Solve for x
    x = 200,949,223,865,157,280/526,529,947.20
  6. Step 6: Final answer
    x = 381,648,232.80

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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.