Home / 1,470,829,517,974.40-2,029,739,099,030.10-820,507,583,667.69

Finding the Fourth Proportional to 1,470,829,517,974.40, 2,029,739,099,030.10 and 820,507,583,667.69

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Solution

The fourth proportional to 1,470,829,517,974.40, 2,029,739,099,030.10 and 820,507,583,667.69 is: 1,132,297,321,524.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,829,517,974.40 : 2,029,739,099,030.10 = 820,507,583,667.69 : x
  2. Step 2: Convert to fraction form
    1,470,829,517,974.40/2,029,739,099,030.10 = 820,507,583,667.69/x
  3. Step 3: Cross multiply
    1,470,829,517,974.40x = 2,029,739,099,030.10 × 820,507,583,667.69
  4. Step 4: Simplify right side
    1,470,829,517,974.40x = 1,665,416,323,621,021,542,252,544
  5. Step 5: Solve for x
    x = 1,665,416,323,621,021,542,252,544/1,470,829,517,974.40
  6. Step 6: Final answer
    x = 1,132,297,321,524.12

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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.