Home / 580,848,003.40-871,272,005.10-449,334,070.60

Finding the Fourth Proportional to 580,848,003.40, 871,272,005.10 and 449,334,070.60

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Solution

The fourth proportional to 580,848,003.40, 871,272,005.10 and 449,334,070.60 is: 674,001,105.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,848,003.40 : 871,272,005.10 = 449,334,070.60 : x
  2. Step 2: Convert to fraction form
    580,848,003.40/871,272,005.10 = 449,334,070.60/x
  3. Step 3: Cross multiply
    580,848,003.40x = 871,272,005.10 × 449,334,070.60
  4. Step 4: Simplify right side
    580,848,003.40x = 391,492,196,651,406,976
  5. Step 5: Solve for x
    x = 391,492,196,651,406,976/580,848,003.40
  6. Step 6: Final answer
    x = 674,001,105.90

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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.