Home / 49,371,371.30-68,178,290.39-36,959,917.28

Finding the Fourth Proportional to 49,371,371.30, 68,178,290.39 and 36,959,917.28

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Solution

The fourth proportional to 49,371,371.30, 68,178,290.39 and 36,959,917.28 is: 51,038,970.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,371,371.30 : 68,178,290.39 = 36,959,917.28 : x
  2. Step 2: Convert to fraction form
    49,371,371.30/68,178,290.39 = 36,959,917.28/x
  3. Step 3: Cross multiply
    49,371,371.30x = 68,178,290.39 × 36,959,917.28
  4. Step 4: Simplify right side
    49,371,371.30x = 2,519,863,972,719,127.50
  5. Step 5: Solve for x
    x = 2,519,863,972,719,127.50/49,371,371.30
  6. Step 6: Final answer
    x = 51,038,970.69

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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.