Home / 35,507,187,846.36-48,981,341,975.78-21,954,492,728.28

Finding the Fourth Proportional to 35,507,187,846.36, 48,981,341,975.78 and 21,954,492,728.28

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Solution

The fourth proportional to 35,507,187,846.36, 48,981,341,975.78 and 21,954,492,728.28 is: 30,285,713,441.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,507,187,846.36 : 48,981,341,975.78 = 21,954,492,728.28 : x
  2. Step 2: Convert to fraction form
    35,507,187,846.36/48,981,341,975.78 = 21,954,492,728.28/x
  3. Step 3: Cross multiply
    35,507,187,846.36x = 48,981,341,975.78 × 21,954,492,728.28
  4. Step 4: Simplify right side
    35,507,187,846.36x = 1,075,360,516,228,657,840,128
  5. Step 5: Solve for x
    x = 1,075,360,516,228,657,840,128/35,507,187,846.36
  6. Step 6: Final answer
    x = 30,285,713,441.51

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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.