Home / 517,958,826.96-714,792,800.20-283,024,704.12

Finding the Fourth Proportional to 517,958,826.96, 714,792,800.20 and 283,024,704.12

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Solution

The fourth proportional to 517,958,826.96, 714,792,800.20 and 283,024,704.12 is: 390,579,347.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,958,826.96 : 714,792,800.20 = 283,024,704.12 : x
  2. Step 2: Convert to fraction form
    517,958,826.96/714,792,800.20 = 283,024,704.12/x
  3. Step 3: Cross multiply
    517,958,826.96x = 714,792,800.20 × 283,024,704.12
  4. Step 4: Simplify right side
    517,958,826.96x = 202,304,020,783,711,296
  5. Step 5: Solve for x
    x = 202,304,020,783,711,296/517,958,826.96
  6. Step 6: Final answer
    x = 390,579,347.73

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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.