Home / 1,641,730,694.73-2,265,590,544.09-889,045,169.10

Finding the Fourth Proportional to 1,641,730,694.73, 2,265,590,544.09 and 889,045,169.10

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Solution

The fourth proportional to 1,641,730,694.73, 2,265,590,544.09 and 889,045,169.10 is: 1,226,883,516.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,730,694.73 : 2,265,590,544.09 = 889,045,169.10 : x
  2. Step 2: Convert to fraction form
    1,641,730,694.73/2,265,590,544.09 = 889,045,169.10/x
  3. Step 3: Cross multiply
    1,641,730,694.73x = 2,265,590,544.09 × 889,045,169.10
  4. Step 4: Simplify right side
    1,641,730,694.73x = 2,014,212,328,381,855,232
  5. Step 5: Solve for x
    x = 2,014,212,328,381,855,232/1,641,730,694.73
  6. Step 6: Final answer
    x = 1,226,883,516.80

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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.