Home / 255,507,009-383,263,584.96-71,263,270.62

Finding the Fourth Proportional to 255,507,009, 383,263,584.96 and 71,263,270.62

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Solution

The fourth proportional to 255,507,009, 383,263,584.96 and 71,263,270.62 is: 106,895,762.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,507,009 : 383,263,584.96 = 71,263,270.62 : x
  2. Step 2: Convert to fraction form
    255,507,009/383,263,584.96 = 71,263,270.62/x
  3. Step 3: Cross multiply
    255,507,009x = 383,263,584.96 × 71,263,270.62
  4. Step 4: Simplify right side
    255,507,009x = 27,312,616,573,795,844
  5. Step 5: Solve for x
    x = 27,312,616,573,795,844/255,507,009
  6. Step 6: Final answer
    x = 106,895,762.59

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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.