Home / 863,006,682.53-1,191,273,091.43-565,668,086.27

Finding the Fourth Proportional to 863,006,682.53, 1,191,273,091.43 and 565,668,086.27

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Solution

The fourth proportional to 863,006,682.53, 1,191,273,091.43 and 565,668,086.27 is: 780,834,243.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,006,682.53 : 1,191,273,091.43 = 565,668,086.27 : x
  2. Step 2: Convert to fraction form
    863,006,682.53/1,191,273,091.43 = 565,668,086.27/x
  3. Step 3: Cross multiply
    863,006,682.53x = 1,191,273,091.43 × 565,668,086.27
  4. Step 4: Simplify right side
    863,006,682.53x = 673,865,169,845,370,112
  5. Step 5: Solve for x
    x = 673,865,169,845,370,112/863,006,682.53
  6. Step 6: Final answer
    x = 780,834,243.22

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1.5x scale

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.