Home / 201,659,765.40-302,237,705.70-147,744,091.80

Finding the Fourth Proportional to 201,659,765.40, 302,237,705.70 and 147,744,091.80

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Solution

The fourth proportional to 201,659,765.40, 302,237,705.70 and 147,744,091.80 is: 221,431,554.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,659,765.40 : 302,237,705.70 = 147,744,091.80 : x
  2. Step 2: Convert to fraction form
    201,659,765.40/302,237,705.70 = 147,744,091.80/x
  3. Step 3: Cross multiply
    201,659,765.40x = 302,237,705.70 × 147,744,091.80
  4. Step 4: Simplify right side
    201,659,765.40x = 44,653,835,336,362,184
  5. Step 5: Solve for x
    x = 44,653,835,336,362,184/201,659,765.40
  6. Step 6: Final answer
    x = 221,431,554.52

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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.