Home / 450,650,726.29-622,201,686.20-281,362,977.48

Finding the Fourth Proportional to 450,650,726.29, 622,201,686.20 and 281,362,977.48

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Solution

The fourth proportional to 450,650,726.29, 622,201,686.20 and 281,362,977.48 is: 388,470,513.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,650,726.29 : 622,201,686.20 = 281,362,977.48 : x
  2. Step 2: Convert to fraction form
    450,650,726.29/622,201,686.20 = 281,362,977.48/x
  3. Step 3: Cross multiply
    450,650,726.29x = 622,201,686.20 × 281,362,977.48
  4. Step 4: Simplify right side
    450,650,726.29x = 175,064,519,022,541,792
  5. Step 5: Solve for x
    x = 175,064,519,022,541,792/450,650,726.29
  6. Step 6: Final answer
    x = 388,470,513.44

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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.