Home / 488,889,789.70-733,334,684.55-374,098,533.70

Finding the Fourth Proportional to 488,889,789.70, 733,334,684.55 and 374,098,533.70

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Solution

The fourth proportional to 488,889,789.70, 733,334,684.55 and 374,098,533.70 is: 561,147,800.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,889,789.70 : 733,334,684.55 = 374,098,533.70 : x
  2. Step 2: Convert to fraction form
    488,889,789.70/733,334,684.55 = 374,098,533.70/x
  3. Step 3: Cross multiply
    488,889,789.70x = 733,334,684.55 × 374,098,533.70
  4. Step 4: Simplify right side
    488,889,789.70x = 274,339,430,201,507,008
  5. Step 5: Solve for x
    x = 274,339,430,201,507,008/488,889,789.70
  6. Step 6: Final answer
    x = 561,147,800.55

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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.