Home / 142,714,241.02-196,951,066.44-79,991,498.26

Finding the Fourth Proportional to 142,714,241.02, 196,951,066.44 and 79,991,498.26

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Solution

The fourth proportional to 142,714,241.02, 196,951,066.44 and 79,991,498.26 is: 110,391,302.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,714,241.02 : 196,951,066.44 = 79,991,498.26 : x
  2. Step 2: Convert to fraction form
    142,714,241.02/196,951,066.44 = 79,991,498.26/x
  3. Step 3: Cross multiply
    142,714,241.02x = 196,951,066.44 × 79,991,498.26
  4. Step 4: Simplify right side
    142,714,241.02x = 15,754,410,888,440,406
  5. Step 5: Solve for x
    x = 15,754,410,888,440,406/142,714,241.02
  6. Step 6: Final answer
    x = 110,391,302.06

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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.