Home / 151,726,544.25-209,382,628.50-82,111,925.13

Finding the Fourth Proportional to 151,726,544.25, 209,382,628.50 and 82,111,925.13

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Solution

The fourth proportional to 151,726,544.25, 209,382,628.50 and 82,111,925.13 is: 113,314,455.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,726,544.25 : 209,382,628.50 = 82,111,925.13 : x
  2. Step 2: Convert to fraction form
    151,726,544.25/209,382,628.50 = 82,111,925.13/x
  3. Step 3: Cross multiply
    151,726,544.25x = 209,382,628.50 × 82,111,925.13
  4. Step 4: Simplify right side
    151,726,544.25x = 17,192,810,714,914,604
  5. Step 5: Solve for x
    x = 17,192,810,714,914,604/151,726,544.25
  6. Step 6: Final answer
    x = 113,314,455.29

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