Home / 127,542,876.14-191,200,386.47-49,801,693.79

Finding the Fourth Proportional to 127,542,876.14, 191,200,386.47 and 49,801,693.79

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Solution

The fourth proportional to 127,542,876.14, 191,200,386.47 and 49,801,693.79 is: 74,658,055.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,542,876.14 : 191,200,386.47 = 49,801,693.79 : x
  2. Step 2: Convert to fraction form
    127,542,876.14/191,200,386.47 = 49,801,693.79/x
  3. Step 3: Cross multiply
    127,542,876.14x = 191,200,386.47 × 49,801,693.79
  4. Step 4: Simplify right side
    127,542,876.14x = 9,522,103,098,303,588
  5. Step 5: Solve for x
    x = 9,522,103,098,303,588/127,542,876.14
  6. Step 6: Final answer
    x = 74,658,055.29

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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.