Home / 3,603,312,074.55-5,404,968,111.83-2,218,636,644.15

Finding the Fourth Proportional to 3,603,312,074.55, 5,404,968,111.83 and 2,218,636,644.15

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Solution

The fourth proportional to 3,603,312,074.55, 5,404,968,111.83 and 2,218,636,644.15 is: 3,327,954,966.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,312,074.55 : 5,404,968,111.83 = 2,218,636,644.15 : x
  2. Step 2: Convert to fraction form
    3,603,312,074.55/5,404,968,111.83 = 2,218,636,644.15/x
  3. Step 3: Cross multiply
    3,603,312,074.55x = 5,404,968,111.83 × 2,218,636,644.15
  4. Step 4: Simplify right side
    3,603,312,074.55x = 11,991,660,313,357,180,928
  5. Step 5: Solve for x
    x = 11,991,660,313,357,180,928/3,603,312,074.55
  6. Step 6: Final answer
    x = 3,327,954,966.23

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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.