Home / 1,089,021,803.10-1,633,532,704.65-271,134,104.10

Finding the Fourth Proportional to 1,089,021,803.10, 1,633,532,704.65 and 271,134,104.10

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Solution

The fourth proportional to 1,089,021,803.10, 1,633,532,704.65 and 271,134,104.10 is: 406,701,156.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,021,803.10 : 1,633,532,704.65 = 271,134,104.10 : x
  2. Step 2: Convert to fraction form
    1,089,021,803.10/1,633,532,704.65 = 271,134,104.10/x
  3. Step 3: Cross multiply
    1,089,021,803.10x = 1,633,532,704.65 × 271,134,104.10
  4. Step 4: Simplify right side
    1,089,021,803.10x = 442,906,426,393,327,744
  5. Step 5: Solve for x
    x = 442,906,426,393,327,744/1,089,021,803.10
  6. Step 6: Final answer
    x = 406,701,156.15

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Double scale
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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.