Home / 236,425,318.60-354,637,977.90-213,467,067.40

Finding the Fourth Proportional to 236,425,318.60, 354,637,977.90 and 213,467,067.40

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Solution

The fourth proportional to 236,425,318.60, 354,637,977.90 and 213,467,067.40 is: 320,200,601.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,425,318.60 : 354,637,977.90 = 213,467,067.40 : x
  2. Step 2: Convert to fraction form
    236,425,318.60/354,637,977.90 = 213,467,067.40/x
  3. Step 3: Cross multiply
    236,425,318.60x = 354,637,977.90 × 213,467,067.40
  4. Step 4: Simplify right side
    236,425,318.60x = 75,703,529,130,979,008
  5. Step 5: Solve for x
    x = 75,703,529,130,979,008/236,425,318.60
  6. Step 6: Final answer
    x = 320,200,601.10

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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.