Home / 271,881,862,477.20-407,753,232,063.78-80,609,173,865.34

Finding the Fourth Proportional to 271,881,862,477.20, 407,753,232,063.78 and 80,609,173,865.34

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Solution

The fourth proportional to 271,881,862,477.20, 407,753,232,063.78 and 80,609,173,865.34 is: 120,893,136,740.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,881,862,477.20 : 407,753,232,063.78 = 80,609,173,865.34 : x
  2. Step 2: Convert to fraction form
    271,881,862,477.20/407,753,232,063.78 = 80,609,173,865.34/x
  3. Step 3: Cross multiply
    271,881,862,477.20x = 407,753,232,063.78 × 80,609,173,865.34
  4. Step 4: Simplify right side
    271,881,862,477.20x = 32,868,651,177,583,570,845,696
  5. Step 5: Solve for x
    x = 32,868,651,177,583,570,845,696/271,881,862,477.20
  6. Step 6: Final answer
    x = 120,893,136,740.01

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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.