Home / 497,664,496.20-746,496,744.30-316,713,865.80

Finding the Fourth Proportional to 497,664,496.20, 746,496,744.30 and 316,713,865.80

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Solution

The fourth proportional to 497,664,496.20, 746,496,744.30 and 316,713,865.80 is: 475,070,798.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,496.20 : 746,496,744.30 = 316,713,865.80 : x
  2. Step 2: Convert to fraction form
    497,664,496.20/746,496,744.30 = 316,713,865.80/x
  3. Step 3: Cross multiply
    497,664,496.20x = 746,496,744.30 × 316,713,865.80
  4. Step 4: Simplify right side
    497,664,496.20x = 236,425,869,694,367,104
  5. Step 5: Solve for x
    x = 236,425,869,694,367,104/497,664,496.20
  6. Step 6: Final answer
    x = 475,070,798.70

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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.