Home / 414,963,586.09-622,448,054.57-165,989,643.18

Finding the Fourth Proportional to 414,963,586.09, 622,448,054.57 and 165,989,643.18

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Solution

The fourth proportional to 414,963,586.09, 622,448,054.57 and 165,989,643.18 is: 248,985,534.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,963,586.09 : 622,448,054.57 = 165,989,643.18 : x
  2. Step 2: Convert to fraction form
    414,963,586.09/622,448,054.57 = 165,989,643.18/x
  3. Step 3: Cross multiply
    414,963,586.09x = 622,448,054.57 × 165,989,643.18
  4. Step 4: Simplify right side
    414,963,586.09x = 103,319,930,476,159,488
  5. Step 5: Solve for x
    x = 103,319,930,476,159,488/414,963,586.09
  6. Step 6: Final answer
    x = 248,985,534.97

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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.