Home / 488,767,683.78-674,494,661.62-265,749,362.36

Finding the Fourth Proportional to 488,767,683.78, 674,494,661.62 and 265,749,362.36

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Solution

The fourth proportional to 488,767,683.78, 674,494,661.62 and 265,749,362.36 is: 366,731,541.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,767,683.78 : 674,494,661.62 = 265,749,362.36 : x
  2. Step 2: Convert to fraction form
    488,767,683.78/674,494,661.62 = 265,749,362.36/x
  3. Step 3: Cross multiply
    488,767,683.78x = 674,494,661.62 × 265,749,362.36
  4. Step 4: Simplify right side
    488,767,683.78x = 179,246,526,240,738,976
  5. Step 5: Solve for x
    x = 179,246,526,240,738,976/488,767,683.78
  6. Step 6: Final answer
    x = 366,731,541.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.