Home / 178,848,001.70-268,272,002.55-146,536,388.90

Finding the Fourth Proportional to 178,848,001.70, 268,272,002.55 and 146,536,388.90

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Solution

The fourth proportional to 178,848,001.70, 268,272,002.55 and 146,536,388.90 is: 219,804,583.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,848,001.70 : 268,272,002.55 = 146,536,388.90 : x
  2. Step 2: Convert to fraction form
    178,848,001.70/268,272,002.55 = 146,536,388.90/x
  3. Step 3: Cross multiply
    178,848,001.70x = 268,272,002.55 × 146,536,388.90
  4. Step 4: Simplify right side
    178,848,001.70x = 39,311,610,496,648,592
  5. Step 5: Solve for x
    x = 39,311,610,496,648,592/178,848,001.70
  6. Step 6: Final answer
    x = 219,804,583.35

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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.