Home / 1,139,056,356,262.10-1,571,899,328,240.50-618,211,782,630.23

Finding the Fourth Proportional to 1,139,056,356,262.10, 1,571,899,328,240.50 and 618,211,782,630.23

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Solution

The fourth proportional to 1,139,056,356,262.10, 1,571,899,328,240.50 and 618,211,782,630.23 is: 853,133,104,858.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,056,356,262.10 : 1,571,899,328,240.50 = 618,211,782,630.23 : x
  2. Step 2: Convert to fraction form
    1,139,056,356,262.10/1,571,899,328,240.50 = 618,211,782,630.23/x
  3. Step 3: Cross multiply
    1,139,056,356,262.10x = 1,571,899,328,240.50 × 618,211,782,630.23
  4. Step 4: Simplify right side
    1,139,056,356,262.10x = 971,766,685,826,820,576,641,024
  5. Step 5: Solve for x
    x = 971,766,685,826,820,576,641,024/1,139,056,356,262.10
  6. Step 6: Final answer
    x = 853,133,104,858.61

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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.