Home / 509,545,830.60-764,318,745.90-304,968,601.80

Finding the Fourth Proportional to 509,545,830.60, 764,318,745.90 and 304,968,601.80

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Solution

The fourth proportional to 509,545,830.60, 764,318,745.90 and 304,968,601.80 is: 457,452,902.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,545,830.60 : 764,318,745.90 = 304,968,601.80 : x
  2. Step 2: Convert to fraction form
    509,545,830.60/764,318,745.90 = 304,968,601.80/x
  3. Step 3: Cross multiply
    509,545,830.60x = 764,318,745.90 × 304,968,601.80
  4. Step 4: Simplify right side
    509,545,830.60x = 233,093,219,266,652,480
  5. Step 5: Solve for x
    x = 233,093,219,266,652,480/509,545,830.60
  6. Step 6: Final answer
    x = 457,452,902.70

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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.