Home / 91,818,010.40-137,727,015.60-31,233,736.40

Finding the Fourth Proportional to 91,818,010.40, 137,727,015.60 and 31,233,736.40

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Solution

The fourth proportional to 91,818,010.40, 137,727,015.60 and 31,233,736.40 is: 46,850,604.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,818,010.40 : 137,727,015.60 = 31,233,736.40 : x
  2. Step 2: Convert to fraction form
    91,818,010.40/137,727,015.60 = 31,233,736.40/x
  3. Step 3: Cross multiply
    91,818,010.40x = 137,727,015.60 × 31,233,736.40
  4. Step 4: Simplify right side
    91,818,010.40x = 4,301,729,300,409,087.50
  5. Step 5: Solve for x
    x = 4,301,729,300,409,087.50/91,818,010.40
  6. Step 6: Final answer
    x = 46,850,604.60

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1.5x scale

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.