Home / 193,293,980.40-266,745,736.92-106,373,852.40

Finding the Fourth Proportional to 193,293,980.40, 266,745,736.92 and 106,373,852.40

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Solution

The fourth proportional to 193,293,980.40, 266,745,736.92 and 106,373,852.40 is: 146,795,940.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,293,980.40 : 266,745,736.92 = 106,373,852.40 : x
  2. Step 2: Convert to fraction form
    193,293,980.40/266,745,736.92 = 106,373,852.40/x
  3. Step 3: Cross multiply
    193,293,980.40x = 266,745,736.92 × 106,373,852.40
  4. Step 4: Simplify right side
    193,293,980.40x = 28,374,771,647,457,312
  5. Step 5: Solve for x
    x = 28,374,771,647,457,312/193,293,980.40
  6. Step 6: Final answer
    x = 146,795,940.51

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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.