Home / 277,995,673.28-383,634,076.56-154,236,055.16

Finding the Fourth Proportional to 277,995,673.28, 383,634,076.56 and 154,236,055.16

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Solution

The fourth proportional to 277,995,673.28, 383,634,076.56 and 154,236,055.16 is: 212,845,782.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,995,673.28 : 383,634,076.56 = 154,236,055.16 : x
  2. Step 2: Convert to fraction form
    277,995,673.28/383,634,076.56 = 154,236,055.16/x
  3. Step 3: Cross multiply
    277,995,673.28x = 383,634,076.56 × 154,236,055.16
  4. Step 4: Simplify right side
    277,995,673.28x = 59,170,206,593,563,824
  5. Step 5: Solve for x
    x = 59,170,206,593,563,824/277,995,673.28
  6. Step 6: Final answer
    x = 212,845,782.44

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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.