Home / 1,139,056,356,593-1,571,899,328,695.50-618,211,782,959.45

Finding the Fourth Proportional to 1,139,056,356,593, 1,571,899,328,695.50 and 618,211,782,959.45

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Solution

The fourth proportional to 1,139,056,356,593, 1,571,899,328,695.50 and 618,211,782,959.45 is: 853,133,105,312.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,056,356,593 : 1,571,899,328,695.50 = 618,211,782,959.45 : x
  2. Step 2: Convert to fraction form
    1,139,056,356,593/1,571,899,328,695.50 = 618,211,782,959.45/x
  3. Step 3: Cross multiply
    1,139,056,356,593x = 1,571,899,328,695.50 × 618,211,782,959.45
  4. Step 4: Simplify right side
    1,139,056,356,593x = 971,766,686,625,607,586,938,880
  5. Step 5: Solve for x
    x = 971,766,686,625,607,586,938,880/1,139,056,356,593
  6. Step 6: Final answer
    x = 853,133,105,312.04

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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.