Home / 156,510,234.60-234,807,342.30-139,588,103.40

Finding the Fourth Proportional to 156,510,234.60, 234,807,342.30 and 139,588,103.40

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Solution

The fourth proportional to 156,510,234.60, 234,807,342.30 and 139,588,103.40 is: 209,419,605.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,510,234.60 : 234,807,342.30 = 139,588,103.40 : x
  2. Step 2: Convert to fraction form
    156,510,234.60/234,807,342.30 = 139,588,103.40/x
  3. Step 3: Cross multiply
    156,510,234.60x = 234,807,342.30 × 139,588,103.40
  4. Step 4: Simplify right side
    156,510,234.60x = 32,776,311,576,051,596
  5. Step 5: Solve for x
    x = 32,776,311,576,051,596/156,510,234.60
  6. Step 6: Final answer
    x = 209,419,605.43

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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.