Home / 1,236,240,015.80-1,854,360,023.70-374,485,033.40

Finding the Fourth Proportional to 1,236,240,015.80, 1,854,360,023.70 and 374,485,033.40

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Solution

The fourth proportional to 1,236,240,015.80, 1,854,360,023.70 and 374,485,033.40 is: 561,727,550.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,240,015.80 : 1,854,360,023.70 = 374,485,033.40 : x
  2. Step 2: Convert to fraction form
    1,236,240,015.80/1,854,360,023.70 = 374,485,033.40/x
  3. Step 3: Cross multiply
    1,236,240,015.80x = 1,854,360,023.70 × 374,485,033.40
  4. Step 4: Simplify right side
    1,236,240,015.80x = 694,430,075,410,919,296
  5. Step 5: Solve for x
    x = 694,430,075,410,919,296/1,236,240,015.80
  6. Step 6: Final answer
    x = 561,727,550.10

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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.