Home / 1,783,755,890.89-2,675,660,743.72-619,261,372.96

Finding the Fourth Proportional to 1,783,755,890.89, 2,675,660,743.72 and 619,261,372.96

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Solution

The fourth proportional to 1,783,755,890.89, 2,675,660,743.72 and 619,261,372.96 is: 928,901,400.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,755,890.89 : 2,675,660,743.72 = 619,261,372.96 : x
  2. Step 2: Convert to fraction form
    1,783,755,890.89/2,675,660,743.72 = 619,261,372.96/x
  3. Step 3: Cross multiply
    1,783,755,890.89x = 2,675,660,743.72 × 619,261,372.96
  4. Step 4: Simplify right side
    1,783,755,890.89x = 1,656,933,345,731,221,760
  5. Step 5: Solve for x
    x = 1,656,933,345,731,221,760/1,783,755,890.89
  6. Step 6: Final answer
    x = 928,901,400.80

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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.