Home / 140,148,899.20-192,000,784.52-134,909,032.96

Finding the Fourth Proportional to 140,148,899.20, 192,000,784.52 and 134,909,032.96

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Solution

The fourth proportional to 140,148,899.20, 192,000,784.52 and 134,909,032.96 is: 184,822,287.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,148,899.20 : 192,000,784.52 = 134,909,032.96 : x
  2. Step 2: Convert to fraction form
    140,148,899.20/192,000,784.52 = 134,909,032.96/x
  3. Step 3: Cross multiply
    140,148,899.20x = 192,000,784.52 × 134,909,032.96
  4. Step 4: Simplify right side
    140,148,899.20x = 25,902,640,167,154,540
  5. Step 5: Solve for x
    x = 25,902,640,167,154,540/140,148,899.20
  6. Step 6: Final answer
    x = 184,822,287.69

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.