Home / 6,119,230,471.80-9,178,845,707.70-4,787,651,902.20

Finding the Fourth Proportional to 6,119,230,471.80, 9,178,845,707.70 and 4,787,651,902.20

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Solution

The fourth proportional to 6,119,230,471.80, 9,178,845,707.70 and 4,787,651,902.20 is: 7,181,477,853.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119,230,471.80 : 9,178,845,707.70 = 4,787,651,902.20 : x
  2. Step 2: Convert to fraction form
    6,119,230,471.80/9,178,845,707.70 = 4,787,651,902.20/x
  3. Step 3: Cross multiply
    6,119,230,471.80x = 9,178,845,707.70 × 4,787,651,902.20
  4. Step 4: Simplify right side
    6,119,230,471.80x = 43,945,118,112,470,212,608
  5. Step 5: Solve for x
    x = 43,945,118,112,470,212,608/6,119,230,471.80
  6. Step 6: Final answer
    x = 7,181,477,853.30

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Double scale
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Similar ratio
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1.5x scale

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.