Home / 885,883,611.22-1,328,645,039.60-325,452,820.84

Finding the Fourth Proportional to 885,883,611.22, 1,328,645,039.60 and 325,452,820.84

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Solution

The fourth proportional to 885,883,611.22, 1,328,645,039.60 and 325,452,820.84 is: 488,112,964.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,883,611.22 : 1,328,645,039.60 = 325,452,820.84 : x
  2. Step 2: Convert to fraction form
    885,883,611.22/1,328,645,039.60 = 325,452,820.84/x
  3. Step 3: Cross multiply
    885,883,611.22x = 1,328,645,039.60 × 325,452,820.84
  4. Step 4: Simplify right side
    885,883,611.22x = 432,411,276,032,893,440
  5. Step 5: Solve for x
    x = 432,411,276,032,893,440/885,883,611.22
  6. Step 6: Final answer
    x = 488,112,964.90

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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.