Home / 821,257,179.51-1,133,328,643.25-444,911,075.01

Finding the Fourth Proportional to 821,257,179.51, 1,133,328,643.25 and 444,911,075.01

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Solution

The fourth proportional to 821,257,179.51, 1,133,328,643.25 and 444,911,075.01 is: 613,973,889.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,257,179.51 : 1,133,328,643.25 = 444,911,075.01 : x
  2. Step 2: Convert to fraction form
    821,257,179.51/1,133,328,643.25 = 444,911,075.01/x
  3. Step 3: Cross multiply
    821,257,179.51x = 1,133,328,643.25 × 444,911,075.01
  4. Step 4: Simplify right side
    821,257,179.51x = 504,230,465,005,757,632
  5. Step 5: Solve for x
    x = 504,230,465,005,757,632/821,257,179.51
  6. Step 6: Final answer
    x = 613,973,889.77

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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.