Home / 1,733,170,361.20-2,391,775,098.69-990,630,367.18

Finding the Fourth Proportional to 1,733,170,361.20, 2,391,775,098.69 and 990,630,367.18

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Solution

The fourth proportional to 1,733,170,361.20, 2,391,775,098.69 and 990,630,367.18 is: 1,367,069,906.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733,170,361.20 : 2,391,775,098.69 = 990,630,367.18 : x
  2. Step 2: Convert to fraction form
    1,733,170,361.20/2,391,775,098.69 = 990,630,367.18/x
  3. Step 3: Cross multiply
    1,733,170,361.20x = 2,391,775,098.69 × 990,630,367.18
  4. Step 4: Simplify right side
    1,733,170,361.20x = 2,369,365,044,232,910,848
  5. Step 5: Solve for x
    x = 2,369,365,044,232,910,848/1,733,170,361.20
  6. Step 6: Final answer
    x = 1,367,069,906.84

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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.