Home / 107,776,347.20-161,648,774.40-31,091,379.20

Finding the Fourth Proportional to 107,776,347.20, 161,648,774.40 and 31,091,379.20

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Solution

The fourth proportional to 107,776,347.20, 161,648,774.40 and 31,091,379.20 is: 46,632,526.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,776,347.20 : 161,648,774.40 = 31,091,379.20 : x
  2. Step 2: Convert to fraction form
    107,776,347.20/161,648,774.40 = 31,091,379.20/x
  3. Step 3: Cross multiply
    107,776,347.20x = 161,648,774.40 × 31,091,379.20
  4. Step 4: Simplify right side
    107,776,347.20x = 5,025,883,342,085,653
  5. Step 5: Solve for x
    x = 5,025,883,342,085,653/107,776,347.20
  6. Step 6: Final answer
    x = 46,632,526.27

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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.