Home / 1,075,751,933.06-1,485,223,104.69-877,985,169.90

Finding the Fourth Proportional to 1,075,751,933.06, 1,485,223,104.69 and 877,985,169.90

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Solution

The fourth proportional to 1,075,751,933.06, 1,485,223,104.69 and 877,985,169.90 is: 1,212,178,960.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,751,933.06 : 1,485,223,104.69 = 877,985,169.90 : x
  2. Step 2: Convert to fraction form
    1,075,751,933.06/1,485,223,104.69 = 877,985,169.90/x
  3. Step 3: Cross multiply
    1,075,751,933.06x = 1,485,223,104.69 × 877,985,169.90
  4. Step 4: Simplify right side
    1,075,751,933.06x = 1,304,003,859,910,655,232
  5. Step 5: Solve for x
    x = 1,304,003,859,910,655,232/1,075,751,933.06
  6. Step 6: Final answer
    x = 1,212,178,960.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.