Home / 193,540,356.80-290,335,418.40-96,545,643.20

Finding the Fourth Proportional to 193,540,356.80, 290,335,418.40 and 96,545,643.20

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Solution

The fourth proportional to 193,540,356.80, 290,335,418.40 and 96,545,643.20 is: 144,830,877.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,540,356.80 : 290,335,418.40 = 96,545,643.20 : x
  2. Step 2: Convert to fraction form
    193,540,356.80/290,335,418.40 = 96,545,643.20/x
  3. Step 3: Cross multiply
    193,540,356.80x = 290,335,418.40 × 96,545,643.20
  4. Step 4: Simplify right side
    193,540,356.80x = 28,030,619,713,169,112
  5. Step 5: Solve for x
    x = 28,030,619,713,169,112/193,540,356.80
  6. Step 6: Final answer
    x = 144,830,877.53

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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.