Home / 126,467,999.10-189,701,998.65-97,770,185.10

Finding the Fourth Proportional to 126,467,999.10, 189,701,998.65 and 97,770,185.10

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Solution

The fourth proportional to 126,467,999.10, 189,701,998.65 and 97,770,185.10 is: 146,655,277.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,467,999.10 : 189,701,998.65 = 97,770,185.10 : x
  2. Step 2: Convert to fraction form
    126,467,999.10/189,701,998.65 = 97,770,185.10/x
  3. Step 3: Cross multiply
    126,467,999.10x = 189,701,998.65 × 97,770,185.10
  4. Step 4: Simplify right side
    126,467,999.10x = 18,547,199,521,850,448
  5. Step 5: Solve for x
    x = 18,547,199,521,850,448/126,467,999.10
  6. Step 6: Final answer
    x = 146,655,277.65

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Similar ratio
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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.