Home / 733,131,842.40-1,099,697,763.60-423,195,451.20

Finding the Fourth Proportional to 733,131,842.40, 1,099,697,763.60 and 423,195,451.20

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Solution

The fourth proportional to 733,131,842.40, 1,099,697,763.60 and 423,195,451.20 is: 634,793,176.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,131,842.40 : 1,099,697,763.60 = 423,195,451.20 : x
  2. Step 2: Convert to fraction form
    733,131,842.40/1,099,697,763.60 = 423,195,451.20/x
  3. Step 3: Cross multiply
    733,131,842.40x = 1,099,697,763.60 × 423,195,451.20
  4. Step 4: Simplify right side
    733,131,842.40x = 465,387,091,250,332,864
  5. Step 5: Solve for x
    x = 465,387,091,250,332,864/733,131,842.40
  6. Step 6: Final answer
    x = 634,793,176.80

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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.