Home / 2,068,819,190.40-2,855,030,952.96-1,129,082,144.16

Finding the Fourth Proportional to 2,068,819,190.40, 2,855,030,952.96 and 1,129,082,144.16

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Solution

The fourth proportional to 2,068,819,190.40, 2,855,030,952.96 and 1,129,082,144.16 is: 1,558,166,361.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,819,190.40 : 2,855,030,952.96 = 1,129,082,144.16 : x
  2. Step 2: Convert to fraction form
    2,068,819,190.40/2,855,030,952.96 = 1,129,082,144.16/x
  3. Step 3: Cross multiply
    2,068,819,190.40x = 2,855,030,952.96 × 1,129,082,144.16
  4. Step 4: Simplify right side
    2,068,819,190.40x = 3,223,564,470,011,245,056
  5. Step 5: Solve for x
    x = 3,223,564,470,011,245,056/2,068,819,190.40
  6. Step 6: Final answer
    x = 1,558,166,361.26

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.