Home / 126,233,999.10-189,191,566.35-61,398,197.10

Finding the Fourth Proportional to 126,233,999.10, 189,191,566.35 and 61,398,197.10

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Solution

The fourth proportional to 126,233,999.10, 189,191,566.35 and 61,398,197.10 is: 92,019,750.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,233,999.10 : 189,191,566.35 = 61,398,197.10 : x
  2. Step 2: Convert to fraction form
    126,233,999.10/189,191,566.35 = 61,398,197.10/x
  3. Step 3: Cross multiply
    126,233,999.10x = 189,191,566.35 × 61,398,197.10
  4. Step 4: Simplify right side
    126,233,999.10x = 11,616,021,080,415,028
  5. Step 5: Solve for x
    x = 11,616,021,080,415,028/126,233,999.10
  6. Step 6: Final answer
    x = 92,019,750.33

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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.