Home / 1,373,745,816.57-1,895,255,662.21-808,885,481.44

Finding the Fourth Proportional to 1,373,745,816.57, 1,895,255,662.21 and 808,885,481.44

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Solution

The fourth proportional to 1,373,745,816.57, 1,895,255,662.21 and 808,885,481.44 is: 1,115,959,568.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,745,816.57 : 1,895,255,662.21 = 808,885,481.44 : x
  2. Step 2: Convert to fraction form
    1,373,745,816.57/1,895,255,662.21 = 808,885,481.44/x
  3. Step 3: Cross multiply
    1,373,745,816.57x = 1,895,255,662.21 × 808,885,481.44
  4. Step 4: Simplify right side
    1,373,745,816.57x = 1,533,044,788,775,547,648
  5. Step 5: Solve for x
    x = 1,533,044,788,775,547,648/1,373,745,816.57
  6. Step 6: Final answer
    x = 1,115,959,568.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.