Home / 52,078,311.30-78,037,750.80-49,208,529.90

Finding the Fourth Proportional to 52,078,311.30, 78,037,750.80 and 49,208,529.90

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Solution

The fourth proportional to 52,078,311.30, 78,037,750.80 and 49,208,529.90 is: 73,737,471.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,078,311.30 : 78,037,750.80 = 49,208,529.90 : x
  2. Step 2: Convert to fraction form
    52,078,311.30/78,037,750.80 = 49,208,529.90/x
  3. Step 3: Cross multiply
    52,078,311.30x = 78,037,750.80 × 49,208,529.90
  4. Step 4: Simplify right side
    52,078,311.30x = 3,840,122,993,570,548.50
  5. Step 5: Solve for x
    x = 3,840,122,993,570,548.50/52,078,311.30
  6. Step 6: Final answer
    x = 73,737,471.47

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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.