Home / 392,101,614,089.35-541,094,727,171.82-218,494,070,756.07

Finding the Fourth Proportional to 392,101,614,089.35, 541,094,727,171.82 and 218,494,070,756.07

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Solution

The fourth proportional to 392,101,614,089.35, 541,094,727,171.82 and 218,494,070,756.07 is: 301,518,752,680.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,101,614,089.35 : 541,094,727,171.82 = 218,494,070,756.07 : x
  2. Step 2: Convert to fraction form
    392,101,614,089.35/541,094,727,171.82 = 218,494,070,756.07/x
  3. Step 3: Cross multiply
    392,101,614,089.35x = 541,094,727,171.82 × 218,494,070,756.07
  4. Step 4: Simplify right side
    392,101,614,089.35x = 118,225,989,604,416,042,303,488
  5. Step 5: Solve for x
    x = 118,225,989,604,416,042,303,488/392,101,614,089.35
  6. Step 6: Final answer
    x = 301,518,752,680.97

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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.