Home / 422,511,207.40-633,010,983.90-362,045,031.40

Finding the Fourth Proportional to 422,511,207.40, 633,010,983.90 and 362,045,031.40

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Solution

The fourth proportional to 422,511,207.40, 633,010,983.90 and 362,045,031.40 is: 542,419,887.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,511,207.40 : 633,010,983.90 = 362,045,031.40 : x
  2. Step 2: Convert to fraction form
    422,511,207.40/633,010,983.90 = 362,045,031.40/x
  3. Step 3: Cross multiply
    422,511,207.40x = 633,010,983.90 × 362,045,031.40
  4. Step 4: Simplify right side
    422,511,207.40x = 229,178,481,542,620,384
  5. Step 5: Solve for x
    x = 229,178,481,542,620,384/422,511,207.40
  6. Step 6: Final answer
    x = 542,419,887.40

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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.