Home / 177,945,161.08-245,543,320.74-102,590,640.76

Finding the Fourth Proportional to 177,945,161.08, 245,543,320.74 and 102,590,640.76

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Solution

The fourth proportional to 177,945,161.08, 245,543,320.74 and 102,590,640.76 is: 141,562,976.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,945,161.08 : 245,543,320.74 = 102,590,640.76 : x
  2. Step 2: Convert to fraction form
    177,945,161.08/245,543,320.74 = 102,590,640.76/x
  3. Step 3: Cross multiply
    177,945,161.08x = 245,543,320.74 × 102,590,640.76
  4. Step 4: Simplify right side
    177,945,161.08x = 25,190,446,609,054,800
  5. Step 5: Solve for x
    x = 25,190,446,609,054,800/177,945,161.08
  6. Step 6: Final answer
    x = 141,562,976.23

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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.