Home / 284,628,323.36-392,787,422.24-154,248,131.36

Finding the Fourth Proportional to 284,628,323.36, 392,787,422.24 and 154,248,131.36

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Solution

The fourth proportional to 284,628,323.36, 392,787,422.24 and 154,248,131.36 is: 212,862,603.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,628,323.36 : 392,787,422.24 = 154,248,131.36 : x
  2. Step 2: Convert to fraction form
    284,628,323.36/392,787,422.24 = 154,248,131.36/x
  3. Step 3: Cross multiply
    284,628,323.36x = 392,787,422.24 × 154,248,131.36
  4. Step 4: Simplify right side
    284,628,323.36x = 60,586,725,902,231,312
  5. Step 5: Solve for x
    x = 60,586,725,902,231,312/284,628,323.36
  6. Step 6: Final answer
    x = 212,862,603.37

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