Home / 235,836,288,748.80-353,754,433,123.20-76,659,080,428.80

Finding the Fourth Proportional to 235,836,288,748.80, 353,754,433,123.20 and 76,659,080,428.80

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Solution

The fourth proportional to 235,836,288,748.80, 353,754,433,123.20 and 76,659,080,428.80 is: 114,988,620,643.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,836,288,748.80 : 353,754,433,123.20 = 76,659,080,428.80 : x
  2. Step 2: Convert to fraction form
    235,836,288,748.80/353,754,433,123.20 = 76,659,080,428.80/x
  3. Step 3: Cross multiply
    235,836,288,748.80x = 353,754,433,123.20 × 76,659,080,428.80
  4. Step 4: Simplify right side
    235,836,288,748.80x = 27,118,489,540,835,940,499,456
  5. Step 5: Solve for x
    x = 27,118,489,540,835,940,499,456/235,836,288,748.80
  6. Step 6: Final answer
    x = 114,988,620,643.20

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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.