Home / 13,184,785,831.80-19,800,136,998.90-6,986,058,007.80

Finding the Fourth Proportional to 13,184,785,831.80, 19,800,136,998.90 and 6,986,058,007.80

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Solution

The fourth proportional to 13,184,785,831.80, 19,800,136,998.90 and 6,986,058,007.80 is: 10,491,251,613.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,184,785,831.80 : 19,800,136,998.90 = 6,986,058,007.80 : x
  2. Step 2: Convert to fraction form
    13,184,785,831.80/19,800,136,998.90 = 6,986,058,007.80/x
  3. Step 3: Cross multiply
    13,184,785,831.80x = 19,800,136,998.90 × 6,986,058,007.80
  4. Step 4: Simplify right side
    13,184,785,831.80x = 138,324,905,636,702,420,992
  5. Step 5: Solve for x
    x = 138,324,905,636,702,420,992/13,184,785,831.80
  6. Step 6: Final answer
    x = 10,491,251,613.89

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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.