Home / 108,877,399.20-163,316,098.80-28,098,367.20

Finding the Fourth Proportional to 108,877,399.20, 163,316,098.80 and 28,098,367.20

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Solution

The fourth proportional to 108,877,399.20, 163,316,098.80 and 28,098,367.20 is: 42,147,550.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,877,399.20 : 163,316,098.80 = 28,098,367.20 : x
  2. Step 2: Convert to fraction form
    108,877,399.20/163,316,098.80 = 28,098,367.20/x
  3. Step 3: Cross multiply
    108,877,399.20x = 163,316,098.80 × 28,098,367.20
  4. Step 4: Simplify right side
    108,877,399.20x = 4,588,915,713,753,880
  5. Step 5: Solve for x
    x = 4,588,915,713,753,880/108,877,399.20
  6. Step 6: Final answer
    x = 42,147,550.80

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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.