Home / 119,842,311.44-165,382,333.80-67,642,295.60

Finding the Fourth Proportional to 119,842,311.44, 165,382,333.80 and 67,642,295.60

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Solution

The fourth proportional to 119,842,311.44, 165,382,333.80 and 67,642,295.60 is: 93,346,336.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,842,311.44 : 165,382,333.80 = 67,642,295.60 : x
  2. Step 2: Convert to fraction form
    119,842,311.44/165,382,333.80 = 67,642,295.60/x
  3. Step 3: Cross multiply
    119,842,311.44x = 165,382,333.80 × 67,642,295.60
  4. Step 4: Simplify right side
    119,842,311.44x = 11,186,840,709,917,472
  5. Step 5: Solve for x
    x = 11,186,840,709,917,472/119,842,311.44
  6. Step 6: Final answer
    x = 93,346,336.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.