Home / 108,590,916,210.33-149,876,211,867.14-71,904,324,086.31

Finding the Fourth Proportional to 108,590,916,210.33, 149,876,211,867.14 and 71,904,324,086.31

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Solution

The fourth proportional to 108,590,916,210.33, 149,876,211,867.14 and 71,904,324,086.31 is: 99,241,705,356.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,590,916,210.33 : 149,876,211,867.14 = 71,904,324,086.31 : x
  2. Step 2: Convert to fraction form
    108,590,916,210.33/149,876,211,867.14 = 71,904,324,086.31/x
  3. Step 3: Cross multiply
    108,590,916,210.33x = 149,876,211,867.14 × 71,904,324,086.31
  4. Step 4: Simplify right side
    108,590,916,210.33x = 10,776,747,710,923,296,210,944
  5. Step 5: Solve for x
    x = 10,776,747,710,923,296,210,944/108,590,916,210.33
  6. Step 6: Final answer
    x = 99,241,705,356.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.