Home / 324,245,700-486,418,938.48-108,885,336.48

Finding the Fourth Proportional to 324,245,700, 486,418,938.48 and 108,885,336.48

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Solution

The fourth proportional to 324,245,700, 486,418,938.48 and 108,885,336.48 is: 163,344,925.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,245,700 : 486,418,938.48 = 108,885,336.48 : x
  2. Step 2: Convert to fraction form
    324,245,700/486,418,938.48 = 108,885,336.48/x
  3. Step 3: Cross multiply
    324,245,700x = 486,418,938.48 × 108,885,336.48
  4. Step 4: Simplify right side
    324,245,700x = 52,963,889,786,639,224
  5. Step 5: Solve for x
    x = 52,963,889,786,639,224/324,245,700
  6. Step 6: Final answer
    x = 163,344,925.74

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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.