Home / 271,881,862,512.16-407,753,232,116.42-80,609,173,900.28

Finding the Fourth Proportional to 271,881,862,512.16, 407,753,232,116.42 and 80,609,173,900.28

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Solution

The fourth proportional to 271,881,862,512.16, 407,753,232,116.42 and 80,609,173,900.28 is: 120,893,136,792.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,881,862,512.16 : 407,753,232,116.42 = 80,609,173,900.28 : x
  2. Step 2: Convert to fraction form
    271,881,862,512.16/407,753,232,116.42 = 80,609,173,900.28/x
  3. Step 3: Cross multiply
    271,881,862,512.16x = 407,753,232,116.42 × 80,609,173,900.28
  4. Step 4: Simplify right side
    271,881,862,512.16x = 32,868,651,196,073,732,210,688
  5. Step 5: Solve for x
    x = 32,868,651,196,073,732,210,688/271,881,862,512.16
  6. Step 6: Final answer
    x = 120,893,136,792.47

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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.