Home / 489,082,353.12-674,938,030.88-266,068,894.24

Finding the Fourth Proportional to 489,082,353.12, 674,938,030.88 and 266,068,894.24

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Solution

The fourth proportional to 489,082,353.12, 674,938,030.88 and 266,068,894.24 is: 367,177,458.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,082,353.12 : 674,938,030.88 = 266,068,894.24 : x
  2. Step 2: Convert to fraction form
    489,082,353.12/674,938,030.88 = 266,068,894.24/x
  3. Step 3: Cross multiply
    489,082,353.12x = 674,938,030.88 × 266,068,894.24
  4. Step 4: Simplify right side
    489,082,353.12x = 179,580,015,556,764,576
  5. Step 5: Solve for x
    x = 179,580,015,556,764,576/489,082,353.12
  6. Step 6: Final answer
    x = 367,177,458.79

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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.