Home / 201,800,466.36-278,484,634.40-108,980,966

Finding the Fourth Proportional to 201,800,466.36, 278,484,634.40 and 108,980,966

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Solution

The fourth proportional to 201,800,466.36, 278,484,634.40 and 108,980,966 is: 150,393,728.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,800,466.36 : 278,484,634.40 = 108,980,966 : x
  2. Step 2: Convert to fraction form
    201,800,466.36/278,484,634.40 = 108,980,966/x
  3. Step 3: Cross multiply
    201,800,466.36x = 278,484,634.40 × 108,980,966
  4. Step 4: Simplify right side
    201,800,466.36x = 30,349,524,473,068,828
  5. Step 5: Solve for x
    x = 30,349,524,473,068,828/201,800,466.36
  6. Step 6: Final answer
    x = 150,393,728.12

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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.