Home / 107,776,399.20-161,648,852.40-31,091,431.20

Finding the Fourth Proportional to 107,776,399.20, 161,648,852.40 and 31,091,431.20

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Solution

The fourth proportional to 107,776,399.20, 161,648,852.40 and 31,091,431.20 is: 46,632,604.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,776,399.20 : 161,648,852.40 = 31,091,431.20 : x
  2. Step 2: Convert to fraction form
    107,776,399.20/161,648,852.40 = 31,091,431.20/x
  3. Step 3: Cross multiply
    107,776,399.20x = 161,648,852.40 × 31,091,431.20
  4. Step 4: Simplify right side
    107,776,399.20x = 5,025,894,172,953,555
  5. Step 5: Solve for x
    x = 5,025,894,172,953,555/107,776,399.20
  6. Step 6: Final answer
    x = 46,632,604.26

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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.