Home / 1,685,591,689.92-2,523,350,054.56-1,019,590,188.78

Finding the Fourth Proportional to 1,685,591,689.92, 2,523,350,054.56 and 1,019,590,188.78

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Solution

The fourth proportional to 1,685,591,689.92, 2,523,350,054.56 and 1,019,590,188.78 is: 1,526,338,183.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,591,689.92 : 2,523,350,054.56 = 1,019,590,188.78 : x
  2. Step 2: Convert to fraction form
    1,685,591,689.92/2,523,350,054.56 = 1,019,590,188.78/x
  3. Step 3: Cross multiply
    1,685,591,689.92x = 2,523,350,054.56 × 1,019,590,188.78
  4. Step 4: Simplify right side
    1,685,591,689.92x = 2,572,782,958,486,853,632
  5. Step 5: Solve for x
    x = 2,572,782,958,486,853,632/1,685,591,689.92
  6. Step 6: Final answer
    x = 1,526,338,183.72

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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.