Home / 532,848,018.40-799,272,027.60-509,889,767.20

Finding the Fourth Proportional to 532,848,018.40, 799,272,027.60 and 509,889,767.20

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Solution

The fourth proportional to 532,848,018.40, 799,272,027.60 and 509,889,767.20 is: 764,834,650.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,848,018.40 : 799,272,027.60 = 509,889,767.20 : x
  2. Step 2: Convert to fraction form
    532,848,018.40/799,272,027.60 = 509,889,767.20/x
  3. Step 3: Cross multiply
    532,848,018.40x = 799,272,027.60 × 509,889,767.20
  4. Step 4: Simplify right side
    532,848,018.40x = 407,540,628,082,435,968
  5. Step 5: Solve for x
    x = 407,540,628,082,435,968/532,848,018.40
  6. Step 6: Final answer
    x = 764,834,650.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.