Home / 450,233,761.93-620,829,202.21-293,309,863.45

Finding the Fourth Proportional to 450,233,761.93, 620,829,202.21 and 293,309,863.45

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Solution

The fourth proportional to 450,233,761.93, 620,829,202.21 and 293,309,863.45 is: 404,446,187.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,233,761.93 : 620,829,202.21 = 293,309,863.45 : x
  2. Step 2: Convert to fraction form
    450,233,761.93/620,829,202.21 = 293,309,863.45/x
  3. Step 3: Cross multiply
    450,233,761.93x = 620,829,202.21 × 293,309,863.45
  4. Step 4: Simplify right side
    450,233,761.93x = 182,095,328,523,702,176
  5. Step 5: Solve for x
    x = 182,095,328,523,702,176/450,233,761.93
  6. Step 6: Final answer
    x = 404,446,187.56

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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.