Home / 146,711,080.80-220,066,621.20-132,098,421.60

Finding the Fourth Proportional to 146,711,080.80, 220,066,621.20 and 132,098,421.60

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Solution

The fourth proportional to 146,711,080.80, 220,066,621.20 and 132,098,421.60 is: 198,147,632.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,711,080.80 : 220,066,621.20 = 132,098,421.60 : x
  2. Step 2: Convert to fraction form
    146,711,080.80/220,066,621.20 = 132,098,421.60/x
  3. Step 3: Cross multiply
    146,711,080.80x = 220,066,621.20 × 132,098,421.60
  4. Step 4: Simplify right side
    146,711,080.80x = 29,070,453,307,365,096
  5. Step 5: Solve for x
    x = 29,070,453,307,365,096/146,711,080.80
  6. Step 6: Final answer
    x = 198,147,632.40

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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.