Home / 1,095,877,137.56-1,643,649,616.29-298,256,428.41

Finding the Fourth Proportional to 1,095,877,137.56, 1,643,649,616.29 and 298,256,428.41

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Solution

The fourth proportional to 1,095,877,137.56, 1,643,649,616.29 and 298,256,428.41 is: 447,339,439.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,877,137.56 : 1,643,649,616.29 = 298,256,428.41 : x
  2. Step 2: Convert to fraction form
    1,095,877,137.56/1,643,649,616.29 = 298,256,428.41/x
  3. Step 3: Cross multiply
    1,095,877,137.56x = 1,643,649,616.29 × 298,256,428.41
  4. Step 4: Simplify right side
    1,095,877,137.56x = 490,229,064,112,122,368
  5. Step 5: Solve for x
    x = 490,229,064,112,122,368/1,095,877,137.56
  6. Step 6: Final answer
    x = 447,339,439.17

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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.