Home / 248,624,883.20-372,971,359.92-84,818,659.70

Finding the Fourth Proportional to 248,624,883.20, 372,971,359.92 and 84,818,659.70

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Solution

The fourth proportional to 248,624,883.20, 372,971,359.92 and 84,818,659.70 is: 127,239,600.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,624,883.20 : 372,971,359.92 = 84,818,659.70 : x
  2. Step 2: Convert to fraction form
    248,624,883.20/372,971,359.92 = 84,818,659.70/x
  3. Step 3: Cross multiply
    248,624,883.20x = 372,971,359.92 × 84,818,659.70
  4. Step 4: Simplify right side
    248,624,883.20x = 31,634,930,854,900,700
  5. Step 5: Solve for x
    x = 31,634,930,854,900,700/248,624,883.20
  6. Step 6: Final answer
    x = 127,239,600.67

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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.