Home / 67,025,108.40-100,537,662.60-47,468,079.60

Finding the Fourth Proportional to 67,025,108.40, 100,537,662.60 and 47,468,079.60

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Solution

The fourth proportional to 67,025,108.40, 100,537,662.60 and 47,468,079.60 is: 71,202,119.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,025,108.40 : 100,537,662.60 = 47,468,079.60 : x
  2. Step 2: Convert to fraction form
    67,025,108.40/100,537,662.60 = 47,468,079.60/x
  3. Step 3: Cross multiply
    67,025,108.40x = 100,537,662.60 × 47,468,079.60
  4. Step 4: Simplify right side
    67,025,108.40x = 4,772,329,771,094,743
  5. Step 5: Solve for x
    x = 4,772,329,771,094,743/67,025,108.40
  6. Step 6: Final answer
    x = 71,202,119.40

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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.