Home / 1,201,150,847.80-1,801,726,271.70-943,161,830.20

Finding the Fourth Proportional to 1,201,150,847.80, 1,801,726,271.70 and 943,161,830.20

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Solution

The fourth proportional to 1,201,150,847.80, 1,801,726,271.70 and 943,161,830.20 is: 1,414,742,745.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,150,847.80 : 1,801,726,271.70 = 943,161,830.20 : x
  2. Step 2: Convert to fraction form
    1,201,150,847.80/1,801,726,271.70 = 943,161,830.20/x
  3. Step 3: Cross multiply
    1,201,150,847.80x = 1,801,726,271.70 × 943,161,830.20
  4. Step 4: Simplify right side
    1,201,150,847.80x = 1,699,319,447,935,994,624
  5. Step 5: Solve for x
    x = 1,699,319,447,935,994,624/1,201,150,847.80
  6. Step 6: Final answer
    x = 1,414,742,745.30

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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.