Home / 130,962,344.28-196,409,996.96-38,824,536.42

Finding the Fourth Proportional to 130,962,344.28, 196,409,996.96 and 38,824,536.42

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Solution

The fourth proportional to 130,962,344.28, 196,409,996.96 and 38,824,536.42 is: 58,226,867.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,962,344.28 : 196,409,996.96 = 38,824,536.42 : x
  2. Step 2: Convert to fraction form
    130,962,344.28/196,409,996.96 = 38,824,536.42/x
  3. Step 3: Cross multiply
    130,962,344.28x = 196,409,996.96 × 38,824,536.42
  4. Step 4: Simplify right side
    130,962,344.28x = 7,625,527,080,225,610
  5. Step 5: Solve for x
    x = 7,625,527,080,225,610/130,962,344.28
  6. Step 6: Final answer
    x = 58,226,867.59

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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.