Home / 145,545,604.32-200,870,546.31-82,836,949.26

Finding the Fourth Proportional to 145,545,604.32, 200,870,546.31 and 82,836,949.26

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Solution

The fourth proportional to 145,545,604.32, 200,870,546.31 and 82,836,949.26 is: 114,325,014.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,545,604.32 : 200,870,546.31 = 82,836,949.26 : x
  2. Step 2: Convert to fraction form
    145,545,604.32/200,870,546.31 = 82,836,949.26/x
  3. Step 3: Cross multiply
    145,545,604.32x = 200,870,546.31 × 82,836,949.26
  4. Step 4: Simplify right side
    145,545,604.32x = 16,639,503,252,509,952
  5. Step 5: Solve for x
    x = 16,639,503,252,509,952/145,545,604.32
  6. Step 6: Final answer
    x = 114,325,014.01

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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.