Home / 295,021,805.88-407,119,421.70-162,859,965.78

Finding the Fourth Proportional to 295,021,805.88, 407,119,421.70 and 162,859,965.78

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Solution

The fourth proportional to 295,021,805.88, 407,119,421.70 and 162,859,965.78 is: 224,740,862.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,021,805.88 : 407,119,421.70 = 162,859,965.78 : x
  2. Step 2: Convert to fraction form
    295,021,805.88/407,119,421.70 = 162,859,965.78/x
  3. Step 3: Cross multiply
    295,021,805.88x = 407,119,421.70 × 162,859,965.78
  4. Step 4: Simplify right side
    295,021,805.88x = 66,303,455,086,435,384
  5. Step 5: Solve for x
    x = 66,303,455,086,435,384/295,021,805.88
  6. Step 6: Final answer
    x = 224,740,862.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.