Home / 105,603,696.28-158,405,670.78-28,927,385.56

Finding the Fourth Proportional to 105,603,696.28, 158,405,670.78 and 28,927,385.56

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Solution

The fourth proportional to 105,603,696.28, 158,405,670.78 and 28,927,385.56 is: 43,391,112.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,603,696.28 : 158,405,670.78 = 28,927,385.56 : x
  2. Step 2: Convert to fraction form
    105,603,696.28/158,405,670.78 = 28,927,385.56/x
  3. Step 3: Cross multiply
    105,603,696.28x = 158,405,670.78 × 28,927,385.56
  4. Step 4: Simplify right side
    105,603,696.28x = 4,582,261,913,543,486
  5. Step 5: Solve for x
    x = 4,582,261,913,543,486/105,603,696.28
  6. Step 6: Final answer
    x = 43,391,112.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.