Home / 799,931,571.24-1,199,776,119.96-217,711,186.92

Finding the Fourth Proportional to 799,931,571.24, 1,199,776,119.96 and 217,711,186.92

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Solution

The fourth proportional to 799,931,571.24, 1,199,776,119.96 and 217,711,186.92 is: 326,533,784.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,931,571.24 : 1,199,776,119.96 = 217,711,186.92 : x
  2. Step 2: Convert to fraction form
    799,931,571.24/1,199,776,119.96 = 217,711,186.92/x
  3. Step 3: Cross multiply
    799,931,571.24x = 1,199,776,119.96 × 217,711,186.92
  4. Step 4: Simplify right side
    799,931,571.24x = 261,204,683,114,763,904
  5. Step 5: Solve for x
    x = 261,204,683,114,763,904/799,931,571.24
  6. Step 6: Final answer
    x = 326,533,784.27

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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.