Home / 295,287,969.36-407,509,054.80-169,839,965.52

Finding the Fourth Proportional to 295,287,969.36, 407,509,054.80 and 169,839,965.52

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Solution

The fourth proportional to 295,287,969.36, 407,509,054.80 and 169,839,965.52 is: 234,385,857.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,287,969.36 : 407,509,054.80 = 169,839,965.52 : x
  2. Step 2: Convert to fraction form
    295,287,969.36/407,509,054.80 = 169,839,965.52/x
  3. Step 3: Cross multiply
    295,287,969.36x = 407,509,054.80 × 169,839,965.52
  4. Step 4: Simplify right side
    295,287,969.36x = 69,211,323,816,319,800
  5. Step 5: Solve for x
    x = 69,211,323,816,319,800/295,287,969.36
  6. Step 6: Final answer
    x = 234,385,857.19

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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.