Home / 1,854,906,812.70-2,782,360,219.05-628,075,264.20

Finding the Fourth Proportional to 1,854,906,812.70, 2,782,360,219.05 and 628,075,264.20

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Solution

The fourth proportional to 1,854,906,812.70, 2,782,360,219.05 and 628,075,264.20 is: 942,112,896.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854,906,812.70 : 2,782,360,219.05 = 628,075,264.20 : x
  2. Step 2: Convert to fraction form
    1,854,906,812.70/2,782,360,219.05 = 628,075,264.20/x
  3. Step 3: Cross multiply
    1,854,906,812.70x = 2,782,360,219.05 × 628,075,264.20
  4. Step 4: Simplify right side
    1,854,906,812.70x = 1,747,531,629,679,398,912
  5. Step 5: Solve for x
    x = 1,747,531,629,679,398,912/1,854,906,812.70
  6. Step 6: Final answer
    x = 942,112,896.30

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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.