Home / 419,782,704.30-579,485,912.81-271,176,300.14

Finding the Fourth Proportional to 419,782,704.30, 579,485,912.81 and 271,176,300.14

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Solution

The fourth proportional to 419,782,704.30, 579,485,912.81 and 271,176,300.14 is: 374,343,307.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,782,704.30 : 579,485,912.81 = 271,176,300.14 : x
  2. Step 2: Convert to fraction form
    419,782,704.30/579,485,912.81 = 271,176,300.14/x
  3. Step 3: Cross multiply
    419,782,704.30x = 579,485,912.81 × 271,176,300.14
  4. Step 4: Simplify right side
    419,782,704.30x = 157,142,845,814,813,088
  5. Step 5: Solve for x
    x = 157,142,845,814,813,088/419,782,704.30
  6. Step 6: Final answer
    x = 374,343,307.16

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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.