Home / 245,038,673.70-367,558,010.55-189,556,233.30

Finding the Fourth Proportional to 245,038,673.70, 367,558,010.55 and 189,556,233.30

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Solution

The fourth proportional to 245,038,673.70, 367,558,010.55 and 189,556,233.30 is: 284,334,349.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,038,673.70 : 367,558,010.55 = 189,556,233.30 : x
  2. Step 2: Convert to fraction form
    245,038,673.70/367,558,010.55 = 189,556,233.30/x
  3. Step 3: Cross multiply
    245,038,673.70x = 367,558,010.55 × 189,556,233.30
  4. Step 4: Simplify right side
    245,038,673.70x = 69,672,911,999,099,664
  5. Step 5: Solve for x
    x = 69,672,911,999,099,664/245,038,673.70
  6. Step 6: Final answer
    x = 284,334,349.95

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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.