Home / 188,909,377,057.20-283,472,904,702.60-71,218,012,090.80

Finding the Fourth Proportional to 188,909,377,057.20, 283,472,904,702.60 and 71,218,012,090.80

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Solution

The fourth proportional to 188,909,377,057.20, 283,472,904,702.60 and 71,218,012,090.80 is: 106,868,050,009.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,909,377,057.20 : 283,472,904,702.60 = 71,218,012,090.80 : x
  2. Step 2: Convert to fraction form
    188,909,377,057.20/283,472,904,702.60 = 71,218,012,090.80/x
  3. Step 3: Cross multiply
    188,909,377,057.20x = 283,472,904,702.60 × 71,218,012,090.80
  4. Step 4: Simplify right side
    188,909,377,057.20x = 20,188,376,754,523,962,605,568
  5. Step 5: Solve for x
    x = 20,188,376,754,523,962,605,568/188,909,377,057.20
  6. Step 6: Final answer
    x = 106,868,050,009.03

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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.