Home / 188,772,301,892.44-260,505,881,131.45-101,964,871,220.68

Finding the Fourth Proportional to 188,772,301,892.44, 260,505,881,131.45 and 101,964,871,220.68

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Solution

The fourth proportional to 188,772,301,892.44, 260,505,881,131.45 and 101,964,871,220.68 is: 140,711,578,740.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,772,301,892.44 : 260,505,881,131.45 = 101,964,871,220.68 : x
  2. Step 2: Convert to fraction form
    188,772,301,892.44/260,505,881,131.45 = 101,964,871,220.68/x
  3. Step 3: Cross multiply
    188,772,301,892.44x = 260,505,881,131.45 × 101,964,871,220.68
  4. Step 4: Simplify right side
    188,772,301,892.44x = 26,562,448,621,798,070,157,312
  5. Step 5: Solve for x
    x = 26,562,448,621,798,070,157,312/188,772,301,892.44
  6. Step 6: Final answer
    x = 140,711,578,740.68

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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.