Home / 899,723,842,262.20-1,241,654,699,910.60-493,745,911,970.68

Finding the Fourth Proportional to 899,723,842,262.20, 1,241,654,699,910.60 and 493,745,911,970.68

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Solution

The fourth proportional to 899,723,842,262.20, 1,241,654,699,910.60 and 493,745,911,970.68 is: 681,389,003,339.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,723,842,262.20 : 1,241,654,699,910.60 = 493,745,911,970.68 : x
  2. Step 2: Convert to fraction form
    899,723,842,262.20/1,241,654,699,910.60 = 493,745,911,970.68/x
  3. Step 3: Cross multiply
    899,723,842,262.20x = 1,241,654,699,910.60 × 493,745,911,970.68
  4. Step 4: Simplify right side
    899,723,842,262.20x = 613,061,932,160,040,235,433,984
  5. Step 5: Solve for x
    x = 613,061,932,160,040,235,433,984/899,723,842,262.20
  6. Step 6: Final answer
    x = 681,389,003,339.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.