Home / 274,749,515.83-412,139,983.92-77,997,539.45

Finding the Fourth Proportional to 274,749,515.83, 412,139,983.92 and 77,997,539.45

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Solution

The fourth proportional to 274,749,515.83, 412,139,983.92 and 77,997,539.45 is: 117,000,769.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,749,515.83 : 412,139,983.92 = 77,997,539.45 : x
  2. Step 2: Convert to fraction form
    274,749,515.83/412,139,983.92 = 77,997,539.45/x
  3. Step 3: Cross multiply
    274,749,515.83x = 412,139,983.92 × 77,997,539.45
  4. Step 4: Simplify right side
    274,749,515.83x = 32,145,904,654,380,772
  5. Step 5: Solve for x
    x = 32,145,904,654,380,772/274,749,515.83
  6. Step 6: Final answer
    x = 117,000,769.07

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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.