Home / 99,268,828.36-148,848,569.06-40,963,253.07

Finding the Fourth Proportional to 99,268,828.36, 148,848,569.06 and 40,963,253.07

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Solution

The fourth proportional to 99,268,828.36, 148,848,569.06 and 40,963,253.07 is: 61,422,318.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,268,828.36 : 148,848,569.06 = 40,963,253.07 : x
  2. Step 2: Convert to fraction form
    99,268,828.36/148,848,569.06 = 40,963,253.07/x
  3. Step 3: Cross multiply
    99,268,828.36x = 148,848,569.06 × 40,963,253.07
  4. Step 4: Simplify right side
    99,268,828.36x = 6,097,321,603,614,560
  5. Step 5: Solve for x
    x = 6,097,321,603,614,560/99,268,828.36
  6. Step 6: Final answer
    x = 61,422,318.61

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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.