Home / 1,940,370,424.38-2,909,392,058.07-889,792,534.80

Finding the Fourth Proportional to 1,940,370,424.38, 2,909,392,058.07 and 889,792,534.80

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Solution

The fourth proportional to 1,940,370,424.38, 2,909,392,058.07 and 889,792,534.80 is: 1,334,155,221.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,370,424.38 : 2,909,392,058.07 = 889,792,534.80 : x
  2. Step 2: Convert to fraction form
    1,940,370,424.38/2,909,392,058.07 = 889,792,534.80/x
  3. Step 3: Cross multiply
    1,940,370,424.38x = 2,909,392,058.07 × 889,792,534.80
  4. Step 4: Simplify right side
    1,940,370,424.38x = 2,588,755,334,077,093,888
  5. Step 5: Solve for x
    x = 2,588,755,334,077,093,888/1,940,370,424.38
  6. Step 6: Final answer
    x = 1,334,155,221.88

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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.