Home / 97,068,997.94-133,866,499.96-75,878,577.20

Finding the Fourth Proportional to 97,068,997.94, 133,866,499.96 and 75,878,577.20

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Solution

The fourth proportional to 97,068,997.94, 133,866,499.96 and 75,878,577.20 is: 104,643,086.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,068,997.94 : 133,866,499.96 = 75,878,577.20 : x
  2. Step 2: Convert to fraction form
    97,068,997.94/133,866,499.96 = 75,878,577.20/x
  3. Step 3: Cross multiply
    97,068,997.94x = 133,866,499.96 × 75,878,577.20
  4. Step 4: Simplify right side
    97,068,997.94x = 10,157,599,551,708,656
  5. Step 5: Solve for x
    x = 10,157,599,551,708,656/97,068,997.94
  6. Step 6: Final answer
    x = 104,643,086.54

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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.