Home / 126,491,692,557.60-189,730,856,392.53-41,490,290,379.54

Finding the Fourth Proportional to 126,491,692,557.60, 189,730,856,392.53 and 41,490,290,379.54

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Solution

The fourth proportional to 126,491,692,557.60, 189,730,856,392.53 and 41,490,290,379.54 is: 62,233,243,674.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,491,692,557.60 : 189,730,856,392.53 = 41,490,290,379.54 : x
  2. Step 2: Convert to fraction form
    126,491,692,557.60/189,730,856,392.53 = 41,490,290,379.54/x
  3. Step 3: Cross multiply
    126,491,692,557.60x = 189,730,856,392.53 × 41,490,290,379.54
  4. Step 4: Simplify right side
    126,491,692,557.60x = 7,871,988,325,684,873,265,152
  5. Step 5: Solve for x
    x = 7,871,988,325,684,873,265,152/126,491,692,557.60
  6. Step 6: Final answer
    x = 62,233,243,674.09

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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.