Home / 113,251,739.40-169,487,273.07-69,503,457.96

Finding the Fourth Proportional to 113,251,739.40, 169,487,273.07 and 69,503,457.96

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Solution

The fourth proportional to 113,251,739.40, 169,487,273.07 and 69,503,457.96 is: 104,015,634.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,251,739.40 : 169,487,273.07 = 69,503,457.96 : x
  2. Step 2: Convert to fraction form
    113,251,739.40/169,487,273.07 = 69,503,457.96/x
  3. Step 3: Cross multiply
    113,251,739.40x = 169,487,273.07 × 69,503,457.96
  4. Step 4: Simplify right side
    113,251,739.40x = 11,779,951,558,575,784
  5. Step 5: Solve for x
    x = 11,779,951,558,575,784/113,251,739.40
  6. Step 6: Final answer
    x = 104,015,634.74

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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.