Home / 179,085,813.60-268,628,720.40-164,753,090.40

Finding the Fourth Proportional to 179,085,813.60, 268,628,720.40 and 164,753,090.40

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Solution

The fourth proportional to 179,085,813.60, 268,628,720.40 and 164,753,090.40 is: 247,129,635.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,085,813.60 : 268,628,720.40 = 164,753,090.40 : x
  2. Step 2: Convert to fraction form
    179,085,813.60/268,628,720.40 = 164,753,090.40/x
  3. Step 3: Cross multiply
    179,085,813.60x = 268,628,720.40 × 164,753,090.40
  4. Step 4: Simplify right side
    179,085,813.60x = 44,257,411,856,097,520
  5. Step 5: Solve for x
    x = 44,257,411,856,097,520/179,085,813.60
  6. Step 6: Final answer
    x = 247,129,635.60

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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.