Home / 156,576,436.80-234,864,655.20-149,018,164.80

Finding the Fourth Proportional to 156,576,436.80, 234,864,655.20 and 149,018,164.80

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Solution

The fourth proportional to 156,576,436.80, 234,864,655.20 and 149,018,164.80 is: 223,527,247.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,576,436.80 : 234,864,655.20 = 149,018,164.80 : x
  2. Step 2: Convert to fraction form
    156,576,436.80/234,864,655.20 = 149,018,164.80/x
  3. Step 3: Cross multiply
    156,576,436.80x = 234,864,655.20 × 149,018,164.80
  4. Step 4: Simplify right side
    156,576,436.80x = 34,999,099,894,288,776
  5. Step 5: Solve for x
    x = 34,999,099,894,288,776/156,576,436.80
  6. Step 6: Final answer
    x = 223,527,247.20

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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.