Home / 659,826,176.80-989,739,265.20-229,004,672.80

Finding the Fourth Proportional to 659,826,176.80, 989,739,265.20 and 229,004,672.80

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Solution

The fourth proportional to 659,826,176.80, 989,739,265.20 and 229,004,672.80 is: 343,507,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,826,176.80 : 989,739,265.20 = 229,004,672.80 : x
  2. Step 2: Convert to fraction form
    659,826,176.80/989,739,265.20 = 229,004,672.80/x
  3. Step 3: Cross multiply
    659,826,176.80x = 989,739,265.20 × 229,004,672.80
  4. Step 4: Simplify right side
    659,826,176.80x = 226,654,916,584,438,464
  5. Step 5: Solve for x
    x = 226,654,916,584,438,464/659,826,176.80
  6. Step 6: Final answer
    x = 343,507,009.20

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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.