Home / 215,633,423.53-323,320,670.36-98,902,555.50

Finding the Fourth Proportional to 215,633,423.53, 323,320,670.36 and 98,902,555.50

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Solution

The fourth proportional to 215,633,423.53, 323,320,670.36 and 98,902,555.50 is: 148,294,452.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,633,423.53 : 323,320,670.36 = 98,902,555.50 : x
  2. Step 2: Convert to fraction form
    215,633,423.53/323,320,670.36 = 98,902,555.50/x
  3. Step 3: Cross multiply
    215,633,423.53x = 323,320,670.36 × 98,902,555.50
  4. Step 4: Simplify right side
    215,633,423.53x = 31,977,240,546,221,760
  5. Step 5: Solve for x
    x = 31,977,240,546,221,760/215,633,423.53
  6. Step 6: Final answer
    x = 148,294,452.79

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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.