Home / 108,876,156.80-163,314,235.20-28,097,124.80

Finding the Fourth Proportional to 108,876,156.80, 163,314,235.20 and 28,097,124.80

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Solution

The fourth proportional to 108,876,156.80, 163,314,235.20 and 28,097,124.80 is: 42,145,687.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,876,156.80 : 163,314,235.20 = 28,097,124.80 : x
  2. Step 2: Convert to fraction form
    108,876,156.80/163,314,235.20 = 28,097,124.80/x
  3. Step 3: Cross multiply
    108,876,156.80x = 163,314,235.20 × 28,097,124.80
  4. Step 4: Simplify right side
    108,876,156.80x = 4,588,660,448,030,953
  5. Step 5: Solve for x
    x = 4,588,660,448,030,953/108,876,156.80
  6. Step 6: Final answer
    x = 42,145,687.20

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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.