Home / 862,969,527.36-1,295,375,442.48-371,925,132.48

Finding the Fourth Proportional to 862,969,527.36, 1,295,375,442.48 and 371,925,132.48

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Solution

The fourth proportional to 862,969,527.36, 1,295,375,442.48 and 371,925,132.48 is: 558,284,699.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,969,527.36 : 1,295,375,442.48 = 371,925,132.48 : x
  2. Step 2: Convert to fraction form
    862,969,527.36/1,295,375,442.48 = 371,925,132.48/x
  3. Step 3: Cross multiply
    862,969,527.36x = 1,295,375,442.48 × 371,925,132.48
  4. Step 4: Simplify right side
    862,969,527.36x = 481,782,683,055,712,640
  5. Step 5: Solve for x
    x = 481,782,683,055,712,640/862,969,527.36
  6. Step 6: Final answer
    x = 558,284,699.26

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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.