Home / 49,369,845.06-68,130,886.86-29,786,949.72

Finding the Fourth Proportional to 49,369,845.06, 68,130,886.86 and 29,786,949.72

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Solution

The fourth proportional to 49,369,845.06, 68,130,886.86 and 29,786,949.72 is: 41,106,292.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,369,845.06 : 68,130,886.86 = 29,786,949.72 : x
  2. Step 2: Convert to fraction form
    49,369,845.06/68,130,886.86 = 29,786,949.72/x
  3. Step 3: Cross multiply
    49,369,845.06x = 68,130,886.86 × 29,786,949.72
  4. Step 4: Simplify right side
    49,369,845.06x = 2,029,411,301,277,828.50
  5. Step 5: Solve for x
    x = 2,029,411,301,277,828.50/49,369,845.06
  6. Step 6: Final answer
    x = 41,106,292.69

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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.