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Finding the Fourth Proportional to 2,018,984,920.65, 3,028,477,380.98 and 2,018,984,920.65

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Solution

The fourth proportional to 2,018,984,920.65, 3,028,477,380.98 and 2,018,984,920.65 is: 3,028,477,380.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,984,920.65 : 3,028,477,380.98 = 2,018,984,920.65 : x
  2. Step 2: Convert to fraction form
    2,018,984,920.65/3,028,477,380.98 = 2,018,984,920.65/x
  3. Step 3: Cross multiply
    2,018,984,920.65x = 3,028,477,380.98 × 2,018,984,920.65
  4. Step 4: Simplify right side
    2,018,984,920.65x = 6,114,450,164,718,130,176
  5. Step 5: Solve for x
    x = 6,114,450,164,718,130,176/2,018,984,920.65
  6. Step 6: Final answer
    x = 3,028,477,380.98

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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.