Home / 156,336,002.40-234,504,003.60-115,521,333.60

Finding the Fourth Proportional to 156,336,002.40, 234,504,003.60 and 115,521,333.60

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Solution

The fourth proportional to 156,336,002.40, 234,504,003.60 and 115,521,333.60 is: 173,282,000.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,336,002.40 : 234,504,003.60 = 115,521,333.60 : x
  2. Step 2: Convert to fraction form
    156,336,002.40/234,504,003.60 = 115,521,333.60/x
  3. Step 3: Cross multiply
    156,336,002.40x = 234,504,003.60 × 115,521,333.60
  4. Step 4: Simplify right side
    156,336,002.40x = 27,090,215,230,411,200
  5. Step 5: Solve for x
    x = 27,090,215,230,411,200/156,336,002.40
  6. Step 6: Final answer
    x = 173,282,000.40

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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.