Home / 107,776,367.20-161,648,804.40-31,091,399.20

Finding the Fourth Proportional to 107,776,367.20, 161,648,804.40 and 31,091,399.20

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Solution

The fourth proportional to 107,776,367.20, 161,648,804.40 and 31,091,399.20 is: 46,632,556.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,776,367.20 : 161,648,804.40 = 31,091,399.20 : x
  2. Step 2: Convert to fraction form
    107,776,367.20/161,648,804.40 = 31,091,399.20/x
  3. Step 3: Cross multiply
    107,776,367.20x = 161,648,804.40 × 31,091,399.20
  4. Step 4: Simplify right side
    107,776,367.20x = 5,025,887,507,803,117
  5. Step 5: Solve for x
    x = 5,025,887,507,803,117/107,776,367.20
  6. Step 6: Final answer
    x = 46,632,556.27

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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.