Home / 1,409,088,044.80-2,113,632,067.20-1,282,109,075.20

Finding the Fourth Proportional to 1,409,088,044.80, 2,113,632,067.20 and 1,282,109,075.20

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Solution

The fourth proportional to 1,409,088,044.80, 2,113,632,067.20 and 1,282,109,075.20 is: 1,923,163,612.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,088,044.80 : 2,113,632,067.20 = 1,282,109,075.20 : x
  2. Step 2: Convert to fraction form
    1,409,088,044.80/2,113,632,067.20 = 1,282,109,075.20/x
  3. Step 3: Cross multiply
    1,409,088,044.80x = 2,113,632,067.20 × 1,282,109,075.20
  4. Step 4: Simplify right side
    1,409,088,044.80x = 2,709,906,854,990,856,192
  5. Step 5: Solve for x
    x = 2,709,906,854,990,856,192/1,409,088,044.80
  6. Step 6: Final answer
    x = 1,923,163,612.80

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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.