Home / 675,505,247.26-1,013,913,093.53-325,997,278.78

Finding the Fourth Proportional to 675,505,247.26, 1,013,913,093.53 and 325,997,278.78

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Solution

The fourth proportional to 675,505,247.26, 1,013,913,093.53 and 325,997,278.78 is: 489,312,127.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,505,247.26 : 1,013,913,093.53 = 325,997,278.78 : x
  2. Step 2: Convert to fraction form
    675,505,247.26/1,013,913,093.53 = 325,997,278.78/x
  3. Step 3: Cross multiply
    675,505,247.26x = 1,013,913,093.53 × 325,997,278.78
  4. Step 4: Simplify right side
    675,505,247.26x = 330,532,909,410,191,616
  5. Step 5: Solve for x
    x = 330,532,909,410,191,616/675,505,247.26
  6. Step 6: Final answer
    x = 489,312,127.11

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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.