Home / 145,545,599.58-200,870,540.13-82,836,945.06

Finding the Fourth Proportional to 145,545,599.58, 200,870,540.13 and 82,836,945.06

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Solution

The fourth proportional to 145,545,599.58, 200,870,540.13 and 82,836,945.06 is: 114,325,008.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,545,599.58 : 200,870,540.13 = 82,836,945.06 : x
  2. Step 2: Convert to fraction form
    145,545,599.58/200,870,540.13 = 82,836,945.06/x
  3. Step 3: Cross multiply
    145,545,599.58x = 200,870,540.13 × 82,836,945.06
  4. Step 4: Simplify right side
    145,545,599.58x = 16,639,501,896,921,336
  5. Step 5: Solve for x
    x = 16,639,501,896,921,336/145,545,599.58
  6. Step 6: Final answer
    x = 114,325,008.42

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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.