Home / 127,038,452.33-190,566,786.66-53,187,916.29

Finding the Fourth Proportional to 127,038,452.33, 190,566,786.66 and 53,187,916.29

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Solution

The fourth proportional to 127,038,452.33, 190,566,786.66 and 53,187,916.29 is: 79,785,687.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,038,452.33 : 190,566,786.66 = 53,187,916.29 : x
  2. Step 2: Convert to fraction form
    127,038,452.33/190,566,786.66 = 53,187,916.29/x
  3. Step 3: Cross multiply
    127,038,452.33x = 190,566,786.66 × 53,187,916.29
  4. Step 4: Simplify right side
    127,038,452.33x = 10,135,850,295,307,594
  5. Step 5: Solve for x
    x = 10,135,850,295,307,594/127,038,452.33
  6. Step 6: Final answer
    x = 79,785,687.80

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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.