Home / 158,996,619.30-219,582,612.23-141,664,667.54

Finding the Fourth Proportional to 158,996,619.30, 219,582,612.23 and 141,664,667.54

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Solution

The fourth proportional to 158,996,619.30, 219,582,612.23 and 141,664,667.54 is: 195,646,284.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,996,619.30 : 219,582,612.23 = 141,664,667.54 : x
  2. Step 2: Convert to fraction form
    158,996,619.30/219,582,612.23 = 141,664,667.54/x
  3. Step 3: Cross multiply
    158,996,619.30x = 219,582,612.23 × 141,664,667.54
  4. Step 4: Simplify right side
    158,996,619.30x = 31,107,097,759,127,684
  5. Step 5: Solve for x
    x = 31,107,097,759,127,684/158,996,619.30
  6. Step 6: Final answer
    x = 195,646,284.15

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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.