Home / 266,119,181.40-399,178,772.10-262,536,000.60

Finding the Fourth Proportional to 266,119,181.40, 399,178,772.10 and 262,536,000.60

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Solution

The fourth proportional to 266,119,181.40, 399,178,772.10 and 262,536,000.60 is: 393,804,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,119,181.40 : 399,178,772.10 = 262,536,000.60 : x
  2. Step 2: Convert to fraction form
    266,119,181.40/399,178,772.10 = 262,536,000.60/x
  3. Step 3: Cross multiply
    266,119,181.40x = 399,178,772.10 × 262,536,000.60
  4. Step 4: Simplify right side
    266,119,181.40x = 104,798,798,351,552,864
  5. Step 5: Solve for x
    x = 104,798,798,351,552,864/266,119,181.40
  6. Step 6: Final answer
    x = 393,804,000.90

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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.