Home / 87,561,027,705.58-131,307,585,632.19-30,116,938,904.01

Finding the Fourth Proportional to 87,561,027,705.58, 131,307,585,632.19 and 30,116,938,904.01

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Solution

The fourth proportional to 87,561,027,705.58, 131,307,585,632.19 and 30,116,938,904.01 is: 45,163,729,089.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,561,027,705.58 : 131,307,585,632.19 = 30,116,938,904.01 : x
  2. Step 2: Convert to fraction form
    87,561,027,705.58/131,307,585,632.19 = 30,116,938,904.01/x
  3. Step 3: Cross multiply
    87,561,027,705.58x = 131,307,585,632.19 × 30,116,938,904.01
  4. Step 4: Simplify right side
    87,561,027,705.58x = 3,954,582,534,117,727,404,032
  5. Step 5: Solve for x
    x = 3,954,582,534,117,727,404,032/87,561,027,705.58
  6. Step 6: Final answer
    x = 45,163,729,089.78

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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.