Home / 1,388,025,157.68-2,082,042,603.08-352,886,150.16

Finding the Fourth Proportional to 1,388,025,157.68, 2,082,042,603.08 and 352,886,150.16

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Solution

The fourth proportional to 1,388,025,157.68, 2,082,042,603.08 and 352,886,150.16 is: 529,330,462.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,388,025,157.68 : 2,082,042,603.08 = 352,886,150.16 : x
  2. Step 2: Convert to fraction form
    1,388,025,157.68/2,082,042,603.08 = 352,886,150.16/x
  3. Step 3: Cross multiply
    1,388,025,157.68x = 2,082,042,603.08 × 352,886,150.16
  4. Step 4: Simplify right side
    1,388,025,157.68x = 734,723,998,670,006,144
  5. Step 5: Solve for x
    x = 734,723,998,670,006,144/1,388,025,157.68
  6. Step 6: Final answer
    x = 529,330,462.50

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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.