Home / 2,957,730,380.79-4,432,732,575.89-2,255,651,813.76

Finding the Fourth Proportional to 2,957,730,380.79, 4,432,732,575.89 and 2,255,651,813.76

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Solution

The fourth proportional to 2,957,730,380.79, 4,432,732,575.89 and 2,255,651,813.76 is: 3,380,531,687.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957,730,380.79 : 4,432,732,575.89 = 2,255,651,813.76 : x
  2. Step 2: Convert to fraction form
    2,957,730,380.79/4,432,732,575.89 = 2,255,651,813.76/x
  3. Step 3: Cross multiply
    2,957,730,380.79x = 4,432,732,575.89 × 2,255,651,813.76
  4. Step 4: Simplify right side
    2,957,730,380.79x = 9,998,701,274,708,037,632
  5. Step 5: Solve for x
    x = 9,998,701,274,708,037,632/2,957,730,380.79
  6. Step 6: Final answer
    x = 3,380,531,687.29

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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.