Home / 68,333,609.80-102,509,405.70-25,233,088.60

Finding the Fourth Proportional to 68,333,609.80, 102,509,405.70 and 25,233,088.60

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Solution

The fourth proportional to 68,333,609.80, 102,509,405.70 and 25,233,088.60 is: 37,852,952.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,333,609.80 : 102,509,405.70 = 25,233,088.60 : x
  2. Step 2: Convert to fraction form
    68,333,609.80/102,509,405.70 = 25,233,088.60/x
  3. Step 3: Cross multiply
    68,333,609.80x = 102,509,405.70 × 25,233,088.60
  4. Step 4: Simplify right side
    68,333,609.80x = 2,586,628,916,361,445
  5. Step 5: Solve for x
    x = 2,586,628,916,361,445/68,333,609.80
  6. Step 6: Final answer
    x = 37,852,952.95

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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.