Home / 158,996,617.30-219,582,609.47-141,664,665.54

Finding the Fourth Proportional to 158,996,617.30, 219,582,609.47 and 141,664,665.54

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Solution

The fourth proportional to 158,996,617.30, 219,582,609.47 and 141,664,665.54 is: 195,646,281.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,996,617.30 : 219,582,609.47 = 141,664,665.54 : x
  2. Step 2: Convert to fraction form
    158,996,617.30/219,582,609.47 = 141,664,665.54/x
  3. Step 3: Cross multiply
    158,996,617.30x = 219,582,609.47 × 141,664,665.54
  4. Step 4: Simplify right side
    158,996,617.30x = 31,107,096,928,967,984
  5. Step 5: Solve for x
    x = 31,107,096,928,967,984/158,996,617.30
  6. Step 6: Final answer
    x = 195,646,281.39

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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.