Home / 124,462,376.03-171,760,828.39-68,707,664.38

Finding the Fourth Proportional to 124,462,376.03, 171,760,828.39 and 68,707,664.38

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Solution

The fourth proportional to 124,462,376.03, 171,760,828.39 and 68,707,664.38 is: 94,818,094.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,462,376.03 : 171,760,828.39 = 68,707,664.38 : x
  2. Step 2: Convert to fraction form
    124,462,376.03/171,760,828.39 = 68,707,664.38/x
  3. Step 3: Cross multiply
    124,462,376.03x = 171,760,828.39 × 68,707,664.38
  4. Step 4: Simplify right side
    124,462,376.03x = 11,801,285,350,650,894
  5. Step 5: Solve for x
    x = 11,801,285,350,650,894/124,462,376.03
  6. Step 6: Final answer
    x = 94,818,094.65

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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.