Home / 123,778,676.80-185,668,015.20-37,505,873.46

Finding the Fourth Proportional to 123,778,676.80, 185,668,015.20 and 37,505,873.46

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Solution

The fourth proportional to 123,778,676.80, 185,668,015.20 and 37,505,873.46 is: 56,258,810.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,778,676.80 : 185,668,015.20 = 37,505,873.46 : x
  2. Step 2: Convert to fraction form
    123,778,676.80/185,668,015.20 = 37,505,873.46/x
  3. Step 3: Cross multiply
    123,778,676.80x = 185,668,015.20 × 37,505,873.46
  4. Step 4: Simplify right side
    123,778,676.80x = 6,963,641,083,660,556
  5. Step 5: Solve for x
    x = 6,963,641,083,660,556/123,778,676.80
  6. Step 6: Final answer
    x = 56,258,810.19

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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.