Home / 1,951,993,743.40-2,927,990,615.10-659,529,231.40

Finding the Fourth Proportional to 1,951,993,743.40, 2,927,990,615.10 and 659,529,231.40

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Solution

The fourth proportional to 1,951,993,743.40, 2,927,990,615.10 and 659,529,231.40 is: 989,293,847.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951,993,743.40 : 2,927,990,615.10 = 659,529,231.40 : x
  2. Step 2: Convert to fraction form
    1,951,993,743.40/2,927,990,615.10 = 659,529,231.40/x
  3. Step 3: Cross multiply
    1,951,993,743.40x = 2,927,990,615.10 × 659,529,231.40
  4. Step 4: Simplify right side
    1,951,993,743.40x = 1,931,095,399,923,316,224
  5. Step 5: Solve for x
    x = 1,931,095,399,923,316,224/1,951,993,743.40
  6. Step 6: Final answer
    x = 989,293,847.10

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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.