Home / 930,883,495.37-1,395,905,043.78-266,745,607.43

Finding the Fourth Proportional to 930,883,495.37, 1,395,905,043.78 and 266,745,607.43

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Solution

The fourth proportional to 930,883,495.37, 1,395,905,043.78 and 266,745,607.43 is: 399,998,002.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,883,495.37 : 1,395,905,043.78 = 266,745,607.43 : x
  2. Step 2: Convert to fraction form
    930,883,495.37/1,395,905,043.78 = 266,745,607.43/x
  3. Step 3: Cross multiply
    930,883,495.37x = 1,395,905,043.78 × 266,745,607.43
  4. Step 4: Simplify right side
    930,883,495.37x = 372,351,538,817,696,832
  5. Step 5: Solve for x
    x = 372,351,538,817,696,832/930,883,495.37
  6. Step 6: Final answer
    x = 399,998,002.62

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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.