Home / 239,071,230.05-329,742,680.73-158,457,428.60

Finding the Fourth Proportional to 239,071,230.05, 329,742,680.73 and 158,457,428.60

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Solution

The fourth proportional to 239,071,230.05, 329,742,680.73 and 158,457,428.60 is: 218,554,851.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,071,230.05 : 329,742,680.73 = 158,457,428.60 : x
  2. Step 2: Convert to fraction form
    239,071,230.05/329,742,680.73 = 158,457,428.60/x
  3. Step 3: Cross multiply
    239,071,230.05x = 329,742,680.73 × 158,457,428.60
  4. Step 4: Simplify right side
    239,071,230.05x = 52,250,177,286,497,864
  5. Step 5: Solve for x
    x = 52,250,177,286,497,864/239,071,230.05
  6. Step 6: Final answer
    x = 218,554,851.94

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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.