Home / 124,171,562.56-171,356,914.56-67,656,040.96

Finding the Fourth Proportional to 124,171,562.56, 171,356,914.56 and 67,656,040.96

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Solution

The fourth proportional to 124,171,562.56, 171,356,914.56 and 67,656,040.96 is: 93,365,422.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,171,562.56 : 171,356,914.56 = 67,656,040.96 : x
  2. Step 2: Convert to fraction form
    124,171,562.56/171,356,914.56 = 67,656,040.96/x
  3. Step 3: Cross multiply
    124,171,562.56x = 171,356,914.56 × 67,656,040.96
  4. Step 4: Simplify right side
    124,171,562.56x = 11,593,330,430,250,580
  5. Step 5: Solve for x
    x = 11,593,330,430,250,580/124,171,562.56
  6. Step 6: Final answer
    x = 93,365,422.74

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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.