Home / 277,492,361.22-416,264,128.19-90,747,272.91

Finding the Fourth Proportional to 277,492,361.22, 416,264,128.19 and 90,747,272.91

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Solution

The fourth proportional to 277,492,361.22, 416,264,128.19 and 90,747,272.91 is: 136,129,276.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,492,361.22 : 416,264,128.19 = 90,747,272.91 : x
  2. Step 2: Convert to fraction form
    277,492,361.22/416,264,128.19 = 90,747,272.91/x
  3. Step 3: Cross multiply
    277,492,361.22x = 416,264,128.19 × 90,747,272.91
  4. Step 4: Simplify right side
    277,492,361.22x = 37,774,834,444,287,752
  5. Step 5: Solve for x
    x = 37,774,834,444,287,752/277,492,361.22
  6. Step 6: Final answer
    x = 136,129,276.78

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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.