Home / 235,173,135.20-352,736,893.20-71,412,309.68

Finding the Fourth Proportional to 235,173,135.20, 352,736,893.20 and 71,412,309.68

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Solution

The fourth proportional to 235,173,135.20, 352,736,893.20 and 71,412,309.68 is: 107,111,538.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,173,135.20 : 352,736,893.20 = 71,412,309.68 : x
  2. Step 2: Convert to fraction form
    235,173,135.20/352,736,893.20 = 71,412,309.68/x
  3. Step 3: Cross multiply
    235,173,135.20x = 352,736,893.20 × 71,412,309.68
  4. Step 4: Simplify right side
    235,173,135.20x = 25,189,756,252,759,488
  5. Step 5: Solve for x
    x = 25,189,756,252,759,488/235,173,135.20
  6. Step 6: Final answer
    x = 107,111,538.19

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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.