Home / 156,975,197.60-235,602,764.40-92,198,007.20

Finding the Fourth Proportional to 156,975,197.60, 235,602,764.40 and 92,198,007.20

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Solution

The fourth proportional to 156,975,197.60, 235,602,764.40 and 92,198,007.20 is: 138,379,219.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,975,197.60 : 235,602,764.40 = 92,198,007.20 : x
  2. Step 2: Convert to fraction form
    156,975,197.60/235,602,764.40 = 92,198,007.20/x
  3. Step 3: Cross multiply
    156,975,197.60x = 235,602,764.40 × 92,198,007.20
  4. Step 4: Simplify right side
    156,975,197.60x = 21,722,105,368,491,104
  5. Step 5: Solve for x
    x = 21,722,105,368,491,104/156,975,197.60
  6. Step 6: Final answer
    x = 138,379,219.78

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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.