Home / 1,211,107,965.64-1,671,328,734.42-654,191,018.44

Finding the Fourth Proportional to 1,211,107,965.64, 1,671,328,734.42 and 654,191,018.44

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Solution

The fourth proportional to 1,211,107,965.64, 1,671,328,734.42 and 654,191,018.44 is: 902,783,466.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,107,965.64 : 1,671,328,734.42 = 654,191,018.44 : x
  2. Step 2: Convert to fraction form
    1,211,107,965.64/1,671,328,734.42 = 654,191,018.44/x
  3. Step 3: Cross multiply
    1,211,107,965.64x = 1,671,328,734.42 × 654,191,018.44
  4. Step 4: Simplify right side
    1,211,107,965.64x = 1,093,368,246,918,256,256
  5. Step 5: Solve for x
    x = 1,093,368,246,918,256,256/1,211,107,965.64
  6. Step 6: Final answer
    x = 902,783,466.00

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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.