Home / 156,793,976.20-234,743,066.70-140,669,662.60

Finding the Fourth Proportional to 156,793,976.20, 234,743,066.70 and 140,669,662.60

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Solution

The fourth proportional to 156,793,976.20, 234,743,066.70 and 140,669,662.60 is: 210,602,657.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,793,976.20 : 234,743,066.70 = 140,669,662.60 : x
  2. Step 2: Convert to fraction form
    156,793,976.20/234,743,066.70 = 140,669,662.60/x
  3. Step 3: Cross multiply
    156,793,976.20x = 234,743,066.70 × 140,669,662.60
  4. Step 4: Simplify right side
    156,793,976.20x = 33,021,227,990,378,292
  5. Step 5: Solve for x
    x = 33,021,227,990,378,292/156,793,976.20
  6. Step 6: Final answer
    x = 210,602,657.01

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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.