Home / 27,598,293,804.15-38,085,570,171.93-15,391,012,179.60

Finding the Fourth Proportional to 27,598,293,804.15, 38,085,570,171.93 and 15,391,012,179.60

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Solution

The fourth proportional to 27,598,293,804.15, 38,085,570,171.93 and 15,391,012,179.60 is: 21,239,554,826.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,598,293,804.15 : 38,085,570,171.93 = 15,391,012,179.60 : x
  2. Step 2: Convert to fraction form
    27,598,293,804.15/38,085,570,171.93 = 15,391,012,179.60/x
  3. Step 3: Cross multiply
    27,598,293,804.15x = 38,085,570,171.93 × 15,391,012,179.60
  4. Step 4: Simplify right side
    27,598,293,804.15x = 586,175,474,383,185,117,184
  5. Step 5: Solve for x
    x = 586,175,474,383,185,117,184/27,598,293,804.15
  6. Step 6: Final answer
    x = 21,239,554,826.94

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1.5x scale

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.