Home / 199,735,699,379.38-275,665,109,431.80-157,235,994,586.51

Finding the Fourth Proportional to 199,735,699,379.38, 275,665,109,431.80 and 157,235,994,586.51

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Solution

The fourth proportional to 199,735,699,379.38, 275,665,109,431.80 and 157,235,994,586.51 is: 217,009,166,558.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,735,699,379.38 : 275,665,109,431.80 = 157,235,994,586.51 : x
  2. Step 2: Convert to fraction form
    199,735,699,379.38/275,665,109,431.80 = 157,235,994,586.51/x
  3. Step 3: Cross multiply
    199,735,699,379.38x = 275,665,109,431.80 × 157,235,994,586.51
  4. Step 4: Simplify right side
    199,735,699,379.38x = 43,344,477,654,308,192,518,144
  5. Step 5: Solve for x
    x = 43,344,477,654,308,192,518,144/199,735,699,379.38
  6. Step 6: Final answer
    x = 217,009,166,558.55

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1.5x scale

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.