Home / 556,350,174.89-767,764,752.14-305,470,816.46

Finding the Fourth Proportional to 556,350,174.89, 767,764,752.14 and 305,470,816.46

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Solution

The fourth proportional to 556,350,174.89, 767,764,752.14 and 305,470,816.46 is: 421,550,556.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,350,174.89 : 767,764,752.14 = 305,470,816.46 : x
  2. Step 2: Convert to fraction form
    556,350,174.89/767,764,752.14 = 305,470,816.46/x
  3. Step 3: Cross multiply
    556,350,174.89x = 767,764,752.14 × 305,470,816.46
  4. Step 4: Simplify right side
    556,350,174.89x = 234,529,725,685,219,328
  5. Step 5: Solve for x
    x = 234,529,725,685,219,328/556,350,174.89
  6. Step 6: Final answer
    x = 421,550,556.23

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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.