Home / 47,256,080.80-70,884,121.20-40,201,693.60

Finding the Fourth Proportional to 47,256,080.80, 70,884,121.20 and 40,201,693.60

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Solution

The fourth proportional to 47,256,080.80, 70,884,121.20 and 40,201,693.60 is: 60,302,540.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,256,080.80 : 70,884,121.20 = 40,201,693.60 : x
  2. Step 2: Convert to fraction form
    47,256,080.80/70,884,121.20 = 40,201,693.60/x
  3. Step 3: Cross multiply
    47,256,080.80x = 70,884,121.20 × 40,201,693.60
  4. Step 4: Simplify right side
    47,256,080.80x = 2,849,661,721,587,664.50
  5. Step 5: Solve for x
    x = 2,849,661,721,587,664.50/47,256,080.80
  6. Step 6: Final answer
    x = 60,302,540.40

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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.