Home / 251,502,025.20-376,497,210.60-149,213,410.80

Finding the Fourth Proportional to 251,502,025.20, 376,497,210.60 and 149,213,410.80

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Solution

The fourth proportional to 251,502,025.20, 376,497,210.60 and 149,213,410.80 is: 223,371,692.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,502,025.20 : 376,497,210.60 = 149,213,410.80 : x
  2. Step 2: Convert to fraction form
    251,502,025.20/376,497,210.60 = 149,213,410.80/x
  3. Step 3: Cross multiply
    251,502,025.20x = 376,497,210.60 × 149,213,410.80
  4. Step 4: Simplify right side
    251,502,025.20x = 56,178,432,950,311,920
  5. Step 5: Solve for x
    x = 56,178,432,950,311,920/251,502,025.20
  6. Step 6: Final answer
    x = 223,371,692.16

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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.