Home / 215,536,064.67-323,508,495.24-133,406,509.14

Finding the Fourth Proportional to 215,536,064.67, 323,508,495.24 and 133,406,509.14

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Solution

The fourth proportional to 215,536,064.67, 323,508,495.24 and 133,406,509.14 is: 200,236,276.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,536,064.67 : 323,508,495.24 = 133,406,509.14 : x
  2. Step 2: Convert to fraction form
    215,536,064.67/323,508,495.24 = 133,406,509.14/x
  3. Step 3: Cross multiply
    215,536,064.67x = 323,508,495.24 × 133,406,509.14
  4. Step 4: Simplify right side
    215,536,064.67x = 43,158,139,027,102,704
  5. Step 5: Solve for x
    x = 43,158,139,027,102,704/215,536,064.67
  6. Step 6: Final answer
    x = 200,236,276.44

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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.