Home / 1,109,577,028.47-1,664,604,067.19-322,644,357.51

Finding the Fourth Proportional to 1,109,577,028.47, 1,664,604,067.19 and 322,644,357.51

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Solution

The fourth proportional to 1,109,577,028.47, 1,664,604,067.19 and 322,644,357.51 is: 484,035,894.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,577,028.47 : 1,664,604,067.19 = 322,644,357.51 : x
  2. Step 2: Convert to fraction form
    1,109,577,028.47/1,664,604,067.19 = 322,644,357.51/x
  3. Step 3: Cross multiply
    1,109,577,028.47x = 1,664,604,067.19 × 322,644,357.51
  4. Step 4: Simplify right side
    1,109,577,028.47x = 537,075,109,767,050,432
  5. Step 5: Solve for x
    x = 537,075,109,767,050,432/1,109,577,028.47
  6. Step 6: Final answer
    x = 484,035,894.75

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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.