Home / 126,467,999.60-189,701,999.40-97,770,185.60

Finding the Fourth Proportional to 126,467,999.60, 189,701,999.40 and 97,770,185.60

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Solution

The fourth proportional to 126,467,999.60, 189,701,999.40 and 97,770,185.60 is: 146,655,278.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,467,999.60 : 189,701,999.40 = 97,770,185.60 : x
  2. Step 2: Convert to fraction form
    126,467,999.60/189,701,999.40 = 97,770,185.60/x
  3. Step 3: Cross multiply
    126,467,999.60x = 189,701,999.40 × 97,770,185.60
  4. Step 4: Simplify right side
    126,467,999.60x = 18,547,199,690,029,088
  5. Step 5: Solve for x
    x = 18,547,199,690,029,088/126,467,999.60
  6. Step 6: Final answer
    x = 146,655,278.40

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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.