Home / 215,580,137.03-323,372,771.65-60,124,486.70

Finding the Fourth Proportional to 215,580,137.03, 323,372,771.65 and 60,124,486.70

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Solution

The fourth proportional to 215,580,137.03, 323,372,771.65 and 60,124,486.70 is: 90,187,445.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,580,137.03 : 323,372,771.65 = 60,124,486.70 : x
  2. Step 2: Convert to fraction form
    215,580,137.03/323,372,771.65 = 60,124,486.70/x
  3. Step 3: Cross multiply
    215,580,137.03x = 323,372,771.65 × 60,124,486.70
  4. Step 4: Simplify right side
    215,580,137.03x = 19,442,621,909,749,460
  5. Step 5: Solve for x
    x = 19,442,621,909,749,460/215,580,137.03
  6. Step 6: Final answer
    x = 90,187,445.73

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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.