Home / 1,283,396,768,018.80-1,925,095,152,028.20-688,318,896,914.80

Finding the Fourth Proportional to 1,283,396,768,018.80, 1,925,095,152,028.20 and 688,318,896,914.80

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Solution

The fourth proportional to 1,283,396,768,018.80, 1,925,095,152,028.20 and 688,318,896,914.80 is: 1,032,478,345,372.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,396,768,018.80 : 1,925,095,152,028.20 = 688,318,896,914.80 : x
  2. Step 2: Convert to fraction form
    1,283,396,768,018.80/1,925,095,152,028.20 = 688,318,896,914.80/x
  3. Step 3: Cross multiply
    1,283,396,768,018.80x = 1,925,095,152,028.20 × 688,318,896,914.80
  4. Step 4: Simplify right side
    1,283,396,768,018.80x = 1,325,079,371,500,079,858,843,648
  5. Step 5: Solve for x
    x = 1,325,079,371,500,079,858,843,648/1,283,396,768,018.80
  6. Step 6: Final answer
    x = 1,032,478,345,372.20

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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.