Home / 352,955,835.29-529,239,358.33-145,647,123.14

Finding the Fourth Proportional to 352,955,835.29, 529,239,358.33 and 145,647,123.14

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Solution

The fourth proportional to 352,955,835.29, 529,239,358.33 and 145,647,123.14 is: 218,390,467.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,955,835.29 : 529,239,358.33 = 145,647,123.14 : x
  2. Step 2: Convert to fraction form
    352,955,835.29/529,239,358.33 = 145,647,123.14/x
  3. Step 3: Cross multiply
    352,955,835.29x = 529,239,358.33 × 145,647,123.14
  4. Step 4: Simplify right side
    352,955,835.29x = 77,082,189,993,224,080
  5. Step 5: Solve for x
    x = 77,082,189,993,224,080/352,955,835.29
  6. Step 6: Final answer
    x = 218,390,467.83

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Why These Related Problems?

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