Home / 1,916,526,081.30-2,644,813,962.09-1,036,459,785.30

Finding the Fourth Proportional to 1,916,526,081.30, 2,644,813,962.09 and 1,036,459,785.30

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Solution

The fourth proportional to 1,916,526,081.30, 2,644,813,962.09 and 1,036,459,785.30 is: 1,430,318,813.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,526,081.30 : 2,644,813,962.09 = 1,036,459,785.30 : x
  2. Step 2: Convert to fraction form
    1,916,526,081.30/2,644,813,962.09 = 1,036,459,785.30/x
  3. Step 3: Cross multiply
    1,916,526,081.30x = 2,644,813,962.09 × 1,036,459,785.30
  4. Step 4: Simplify right side
    1,916,526,081.30x = 2,741,243,311,306,243,584
  5. Step 5: Solve for x
    x = 2,741,243,311,306,243,584/1,916,526,081.30
  6. Step 6: Final answer
    x = 1,430,318,813.84

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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.