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Finding the Fourth Proportional to 496,595,836.80, 744,893,755.20 and 496,595,836.80

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Solution

The fourth proportional to 496,595,836.80, 744,893,755.20 and 496,595,836.80 is: 744,893,755.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,595,836.80 : 744,893,755.20 = 496,595,836.80 : x
  2. Step 2: Convert to fraction form
    496,595,836.80/744,893,755.20 = 496,595,836.80/x
  3. Step 3: Cross multiply
    496,595,836.80x = 744,893,755.20 × 496,595,836.80
  4. Step 4: Simplify right side
    496,595,836.80x = 369,911,137,690,638,400
  5. Step 5: Solve for x
    x = 369,911,137,690,638,400/496,595,836.80
  6. Step 6: Final answer
    x = 744,893,755.20

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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.