Home / 659,826,180.80-989,739,271.20-229,004,676.80

Finding the Fourth Proportional to 659,826,180.80, 989,739,271.20 and 229,004,676.80

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Solution

The fourth proportional to 659,826,180.80, 989,739,271.20 and 229,004,676.80 is: 343,507,015.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,826,180.80 : 989,739,271.20 = 229,004,676.80 : x
  2. Step 2: Convert to fraction form
    659,826,180.80/989,739,271.20 = 229,004,676.80/x
  3. Step 3: Cross multiply
    659,826,180.80x = 989,739,271.20 × 229,004,676.80
  4. Step 4: Simplify right side
    659,826,180.80x = 226,654,921,917,423,584
  5. Step 5: Solve for x
    x = 226,654,921,917,423,584/659,826,180.80
  6. Step 6: Final answer
    x = 343,507,015.20

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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.