Home / 555,236,357.79-827,890,580.93-539,981,676.03

Finding the Fourth Proportional to 555,236,357.79, 827,890,580.93 and 539,981,676.03

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Solution

The fourth proportional to 555,236,357.79, 827,890,580.93 and 539,981,676.03 is: 805,144,939.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,236,357.79 : 827,890,580.93 = 539,981,676.03 : x
  2. Step 2: Convert to fraction form
    555,236,357.79/827,890,580.93 = 539,981,676.03/x
  3. Step 3: Cross multiply
    555,236,357.79x = 827,890,580.93 × 539,981,676.03
  4. Step 4: Simplify right side
    555,236,357.79x = 447,045,743,457,331,776
  5. Step 5: Solve for x
    x = 447,045,743,457,331,776/555,236,357.79
  6. Step 6: Final answer
    x = 805,144,939.06

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.