Home / 545,923,122,607.56-818,996,370,221.88-187,728,577,287.12

Finding the Fourth Proportional to 545,923,122,607.56, 818,996,370,221.88 and 187,728,577,287.12

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Solution

The fourth proportional to 545,923,122,607.56, 818,996,370,221.88 and 187,728,577,287.12 is: 281,631,271,910.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,923,122,607.56 : 818,996,370,221.88 = 187,728,577,287.12 : x
  2. Step 2: Convert to fraction form
    545,923,122,607.56/818,996,370,221.88 = 187,728,577,287.12/x
  3. Step 3: Cross multiply
    545,923,122,607.56x = 818,996,370,221.88 × 187,728,577,287.12
  4. Step 4: Simplify right side
    545,923,122,607.56x = 153,749,023,385,068,932,956,160
  5. Step 5: Solve for x
    x = 153,749,023,385,068,932,956,160/545,923,122,607.56
  6. Step 6: Final answer
    x = 281,631,271,910.04

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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.