Home / 1,100,938,793.70-1,651,408,190.55-611,162,768.10

Finding the Fourth Proportional to 1,100,938,793.70, 1,651,408,190.55 and 611,162,768.10

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Solution

The fourth proportional to 1,100,938,793.70, 1,651,408,190.55 and 611,162,768.10 is: 916,744,152.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,938,793.70 : 1,651,408,190.55 = 611,162,768.10 : x
  2. Step 2: Convert to fraction form
    1,100,938,793.70/1,651,408,190.55 = 611,162,768.10/x
  3. Step 3: Cross multiply
    1,100,938,793.70x = 1,651,408,190.55 × 611,162,768.10
  4. Step 4: Simplify right side
    1,100,938,793.70x = 1,009,279,200,999,550,208
  5. Step 5: Solve for x
    x = 1,009,279,200,999,550,208/1,100,938,793.70
  6. Step 6: Final answer
    x = 916,744,152.15

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Double scale
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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.