Home / 88,573,638.40-132,860,457.60-54,136,261.60

Finding the Fourth Proportional to 88,573,638.40, 132,860,457.60 and 54,136,261.60

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Solution

The fourth proportional to 88,573,638.40, 132,860,457.60 and 54,136,261.60 is: 81,204,392.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,573,638.40 : 132,860,457.60 = 54,136,261.60 : x
  2. Step 2: Convert to fraction form
    88,573,638.40/132,860,457.60 = 54,136,261.60/x
  3. Step 3: Cross multiply
    88,573,638.40x = 132,860,457.60 × 54,136,261.60
  4. Step 4: Simplify right side
    88,573,638.40x = 7,192,568,488,929,308
  5. Step 5: Solve for x
    x = 7,192,568,488,929,308/88,573,638.40
  6. Step 6: Final answer
    x = 81,204,392.40

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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.