Home / 1,854,906,815.20-2,782,360,222.80-628,075,266.70

Finding the Fourth Proportional to 1,854,906,815.20, 2,782,360,222.80 and 628,075,266.70

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Solution

The fourth proportional to 1,854,906,815.20, 2,782,360,222.80 and 628,075,266.70 is: 942,112,900.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854,906,815.20 : 2,782,360,222.80 = 628,075,266.70 : x
  2. Step 2: Convert to fraction form
    1,854,906,815.20/2,782,360,222.80 = 628,075,266.70/x
  3. Step 3: Cross multiply
    1,854,906,815.20x = 2,782,360,222.80 × 628,075,266.70
  4. Step 4: Simplify right side
    1,854,906,815.20x = 1,747,531,638,990,581,760
  5. Step 5: Solve for x
    x = 1,747,531,638,990,581,760/1,854,906,815.20
  6. Step 6: Final answer
    x = 942,112,900.05

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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.