Home / 340,861,427.89-511,313,665.55-144,088,147.73

Finding the Fourth Proportional to 340,861,427.89, 511,313,665.55 and 144,088,147.73

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Solution

The fourth proportional to 340,861,427.89, 511,313,665.55 and 144,088,147.73 is: 216,141,320.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,861,427.89 : 511,313,665.55 = 144,088,147.73 : x
  2. Step 2: Convert to fraction form
    340,861,427.89/511,313,665.55 = 144,088,147.73/x
  3. Step 3: Cross multiply
    340,861,427.89x = 511,313,665.55 × 144,088,147.73
  4. Step 4: Simplify right side
    340,861,427.89x = 73,674,238,978,136,208
  5. Step 5: Solve for x
    x = 73,674,238,978,136,208/340,861,427.89
  6. Step 6: Final answer
    x = 216,141,320.05

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.