Home / 773,200,353.60-1,067,051,624.40-455,674,000.80

Finding the Fourth Proportional to 773,200,353.60, 1,067,051,624.40 and 455,674,000.80

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Solution

The fourth proportional to 773,200,353.60, 1,067,051,624.40 and 455,674,000.80 is: 628,850,828.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,200,353.60 : 1,067,051,624.40 = 455,674,000.80 : x
  2. Step 2: Convert to fraction form
    773,200,353.60/1,067,051,624.40 = 455,674,000.80/x
  3. Step 3: Cross multiply
    773,200,353.60x = 1,067,051,624.40 × 455,674,000.80
  4. Step 4: Simplify right side
    773,200,353.60x = 486,227,682,750,486,912
  5. Step 5: Solve for x
    x = 486,227,682,750,486,912/773,200,353.60
  6. Step 6: Final answer
    x = 628,850,828.23

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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.