Home / 190,861,045,324.60-286,291,567,986.90-84,630,347,240.80

Finding the Fourth Proportional to 190,861,045,324.60, 286,291,567,986.90 and 84,630,347,240.80

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Solution

The fourth proportional to 190,861,045,324.60, 286,291,567,986.90 and 84,630,347,240.80 is: 126,945,520,861.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,861,045,324.60 : 286,291,567,986.90 = 84,630,347,240.80 : x
  2. Step 2: Convert to fraction form
    190,861,045,324.60/286,291,567,986.90 = 84,630,347,240.80/x
  3. Step 3: Cross multiply
    190,861,045,324.60x = 286,291,567,986.90 × 84,630,347,240.80
  4. Step 4: Simplify right side
    190,861,045,324.60x = 24,228,954,810,844,450,914,304
  5. Step 5: Solve for x
    x = 24,228,954,810,844,450,914,304/190,861,045,324.60
  6. Step 6: Final answer
    x = 126,945,520,861.20

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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.