Home / 816,295,219,702.40-1,224,442,829,553.60-763,399,408,937.60

Finding the Fourth Proportional to 816,295,219,702.40, 1,224,442,829,553.60 and 763,399,408,937.60

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Solution

The fourth proportional to 816,295,219,702.40, 1,224,442,829,553.60 and 763,399,408,937.60 is: 1,145,099,113,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,295,219,702.40 : 1,224,442,829,553.60 = 763,399,408,937.60 : x
  2. Step 2: Convert to fraction form
    816,295,219,702.40/1,224,442,829,553.60 = 763,399,408,937.60/x
  3. Step 3: Cross multiply
    816,295,219,702.40x = 1,224,442,829,553.60 × 763,399,408,937.60
  4. Step 4: Simplify right side
    816,295,219,702.40x = 934,738,932,359,100,794,667,008
  5. Step 5: Solve for x
    x = 934,738,932,359,100,794,667,008/816,295,219,702.40
  6. Step 6: Final answer
    x = 1,145,099,113,406.40

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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.