Home / 91,520,192.67-126,300,332.26-53,845,986.41

Finding the Fourth Proportional to 91,520,192.67, 126,300,332.26 and 53,845,986.41

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Solution

The fourth proportional to 91,520,192.67, 126,300,332.26 and 53,845,986.41 is: 74,308,912.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,520,192.67 : 126,300,332.26 = 53,845,986.41 : x
  2. Step 2: Convert to fraction form
    91,520,192.67/126,300,332.26 = 53,845,986.41/x
  3. Step 3: Cross multiply
    91,520,192.67x = 126,300,332.26 × 53,845,986.41
  4. Step 4: Simplify right side
    91,520,192.67x = 6,800,765,974,450,444
  5. Step 5: Solve for x
    x = 6,800,765,974,450,444/91,520,192.67
  6. Step 6: Final answer
    x = 74,308,912.34

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1.5x scale

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.