Home / 193,113,277.80-289,292,003.10-116,207,860.20

Finding the Fourth Proportional to 193,113,277.80, 289,292,003.10 and 116,207,860.20

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Solution

The fourth proportional to 193,113,277.80, 289,292,003.10 and 116,207,860.20 is: 174,084,376.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,113,277.80 : 289,292,003.10 = 116,207,860.20 : x
  2. Step 2: Convert to fraction form
    193,113,277.80/289,292,003.10 = 116,207,860.20/x
  3. Step 3: Cross multiply
    193,113,277.80x = 289,292,003.10 × 116,207,860.20
  4. Step 4: Simplify right side
    193,113,277.80x = 33,618,004,653,222,772
  5. Step 5: Solve for x
    x = 33,618,004,653,222,772/193,113,277.80
  6. Step 6: Final answer
    x = 174,084,376.98

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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.