Home / 1,101,142,782.36-1,651,669,378.74-272,075,546.22

Finding the Fourth Proportional to 1,101,142,782.36, 1,651,669,378.74 and 272,075,546.22

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Solution

The fourth proportional to 1,101,142,782.36, 1,651,669,378.74 and 272,075,546.22 is: 408,102,251.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,142,782.36 : 1,651,669,378.74 = 272,075,546.22 : x
  2. Step 2: Convert to fraction form
    1,101,142,782.36/1,651,669,378.74 = 272,075,546.22/x
  3. Step 3: Cross multiply
    1,101,142,782.36x = 1,651,669,378.74 × 272,075,546.22
  4. Step 4: Simplify right side
    1,101,142,782.36x = 449,378,848,395,533,632
  5. Step 5: Solve for x
    x = 449,378,848,395,533,632/1,101,142,782.36
  6. Step 6: Final answer
    x = 408,102,251.22

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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.