Home / 227,101,386.21-313,418,352.25-127,988,843.93

Finding the Fourth Proportional to 227,101,386.21, 313,418,352.25 and 127,988,843.93

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Solution

The fourth proportional to 227,101,386.21, 313,418,352.25 and 127,988,843.93 is: 176,634,996.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,101,386.21 : 313,418,352.25 = 127,988,843.93 : x
  2. Step 2: Convert to fraction form
    227,101,386.21/313,418,352.25 = 127,988,843.93/x
  3. Step 3: Cross multiply
    227,101,386.21x = 313,418,352.25 × 127,988,843.93
  4. Step 4: Simplify right side
    227,101,386.21x = 40,114,052,569,035,952
  5. Step 5: Solve for x
    x = 40,114,052,569,035,952/227,101,386.21
  6. Step 6: Final answer
    x = 176,634,996.55

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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.