Home / 692,793,502.47-1,039,531,688.15-324,353,403.27

Finding the Fourth Proportional to 692,793,502.47, 1,039,531,688.15 and 324,353,403.27

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Solution

The fourth proportional to 692,793,502.47, 1,039,531,688.15 and 324,353,403.27 is: 486,689,958.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,793,502.47 : 1,039,531,688.15 = 324,353,403.27 : x
  2. Step 2: Convert to fraction form
    692,793,502.47/1,039,531,688.15 = 324,353,403.27/x
  3. Step 3: Cross multiply
    692,793,502.47x = 1,039,531,688.15 × 324,353,403.27
  4. Step 4: Simplify right side
    692,793,502.47x = 337,175,640,856,839,040
  5. Step 5: Solve for x
    x = 337,175,640,856,839,040/692,793,502.47
  6. Step 6: Final answer
    x = 486,689,958.34

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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.