Home / 639,089,832.10-958,634,748.15-366,992,040.10

Finding the Fourth Proportional to 639,089,832.10, 958,634,748.15 and 366,992,040.10

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Solution

The fourth proportional to 639,089,832.10, 958,634,748.15 and 366,992,040.10 is: 550,488,060.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,089,832.10 : 958,634,748.15 = 366,992,040.10 : x
  2. Step 2: Convert to fraction form
    639,089,832.10/958,634,748.15 = 366,992,040.10/x
  3. Step 3: Cross multiply
    639,089,832.10x = 958,634,748.15 × 366,992,040.10
  4. Step 4: Simplify right side
    639,089,832.10x = 351,811,321,934,318,208
  5. Step 5: Solve for x
    x = 351,811,321,934,318,208/639,089,832.10
  6. Step 6: Final answer
    x = 550,488,060.15

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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.