Home / 507,388,234.60-761,082,351.90-162,353,117.80

Finding the Fourth Proportional to 507,388,234.60, 761,082,351.90 and 162,353,117.80

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Solution

The fourth proportional to 507,388,234.60, 761,082,351.90 and 162,353,117.80 is: 243,529,676.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,388,234.60 : 761,082,351.90 = 162,353,117.80 : x
  2. Step 2: Convert to fraction form
    507,388,234.60/761,082,351.90 = 162,353,117.80/x
  3. Step 3: Cross multiply
    507,388,234.60x = 761,082,351.90 × 162,353,117.80
  4. Step 4: Simplify right side
    507,388,234.60x = 123,564,092,733,521,760
  5. Step 5: Solve for x
    x = 123,564,092,733,521,760/507,388,234.60
  6. Step 6: Final answer
    x = 243,529,676.70

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Double scale
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Similar ratio
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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.