Home / 556,350,181.07-767,764,760.67-305,470,822.66

Finding the Fourth Proportional to 556,350,181.07, 767,764,760.67 and 305,470,822.66

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Solution

The fourth proportional to 556,350,181.07, 767,764,760.67 and 305,470,822.66 is: 421,550,564.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,350,181.07 : 767,764,760.67 = 305,470,822.66 : x
  2. Step 2: Convert to fraction form
    556,350,181.07/767,764,760.67 = 305,470,822.66/x
  3. Step 3: Cross multiply
    556,350,181.07x = 767,764,760.67 × 305,470,822.66
  4. Step 4: Simplify right side
    556,350,181.07x = 234,529,733,049,303,520
  5. Step 5: Solve for x
    x = 234,529,733,049,303,520/556,350,181.07
  6. Step 6: Final answer
    x = 421,550,564.79

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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.