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Finding the Third Proportional to 143,345,952 and 221,355,984

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Solution

The third proportional to 143,345,952 and 221,355,984 is: 341,819,709.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,345,952 : 221,355,984 = 221,355,984 : x
  2. Step 2: Convert to fraction form
    143,345,952/221,355,984 = 221,355,984/x
  3. Step 3: Cross multiply
    143,345,952x = 221,355,984 × 221,355,984
  4. Step 4: Simplify right side
    143,345,952x = 48,998,471,652,608,256
  5. Step 5: Solve for x
    x = 48,998,471,652,608,256/143,345,952
  6. Step 6: Final answer
    x = 341,819,709.37

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.