Home / 186,912,062.10-280,368,093.15-122,414,807.70

Finding the Fourth Proportional to 186,912,062.10, 280,368,093.15 and 122,414,807.70

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Solution

The fourth proportional to 186,912,062.10, 280,368,093.15 and 122,414,807.70 is: 183,622,211.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,912,062.10 : 280,368,093.15 = 122,414,807.70 : x
  2. Step 2: Convert to fraction form
    186,912,062.10/280,368,093.15 = 122,414,807.70/x
  3. Step 3: Cross multiply
    186,912,062.10x = 280,368,093.15 × 122,414,807.70
  4. Step 4: Simplify right side
    186,912,062.10x = 34,321,206,208,172,936
  5. Step 5: Solve for x
    x = 34,321,206,208,172,936/186,912,062.10
  6. Step 6: Final answer
    x = 183,622,211.55

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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.