Home / 497,712,666.30-746,568,999.45-394,920,167.10

Finding the Fourth Proportional to 497,712,666.30, 746,568,999.45 and 394,920,167.10

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Solution

The fourth proportional to 497,712,666.30, 746,568,999.45 and 394,920,167.10 is: 592,380,250.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,712,666.30 : 746,568,999.45 = 394,920,167.10 : x
  2. Step 2: Convert to fraction form
    497,712,666.30/746,568,999.45 = 394,920,167.10/x
  3. Step 3: Cross multiply
    497,712,666.30x = 746,568,999.45 × 394,920,167.10
  4. Step 4: Simplify right side
    497,712,666.30x = 294,835,154,014,473,856
  5. Step 5: Solve for x
    x = 294,835,154,014,473,856/497,712,666.30
  6. Step 6: Final answer
    x = 592,380,250.65

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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.