Home / 186,835,012.30-280,252,518.45-185,758,844.28

Finding the Fourth Proportional to 186,835,012.30, 280,252,518.45 and 185,758,844.28

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Solution

The fourth proportional to 186,835,012.30, 280,252,518.45 and 185,758,844.28 is: 278,638,266.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,835,012.30 : 280,252,518.45 = 185,758,844.28 : x
  2. Step 2: Convert to fraction form
    186,835,012.30/280,252,518.45 = 185,758,844.28/x
  3. Step 3: Cross multiply
    186,835,012.30x = 280,252,518.45 × 185,758,844.28
  4. Step 4: Simplify right side
    186,835,012.30x = 52,059,383,932,430,112
  5. Step 5: Solve for x
    x = 52,059,383,932,430,112/186,835,012.30
  6. Step 6: Final answer
    x = 278,638,266.41

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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.