Home / 673,612,998.30-1,010,419,497.45-492,214,470.30

Finding the Fourth Proportional to 673,612,998.30, 1,010,419,497.45 and 492,214,470.30

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Solution

The fourth proportional to 673,612,998.30, 1,010,419,497.45 and 492,214,470.30 is: 738,321,705.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,612,998.30 : 1,010,419,497.45 = 492,214,470.30 : x
  2. Step 2: Convert to fraction form
    673,612,998.30/1,010,419,497.45 = 492,214,470.30/x
  3. Step 3: Cross multiply
    673,612,998.30x = 1,010,419,497.45 × 492,214,470.30
  4. Step 4: Simplify right side
    673,612,998.30x = 497,343,097,718,144,000
  5. Step 5: Solve for x
    x = 497,343,097,718,144,000/673,612,998.30
  6. Step 6: Final answer
    x = 738,321,705.45

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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.