Home / 339,573,803,662.56-509,169,575,340.72-112,811,856,289.68

Finding the Fourth Proportional to 339,573,803,662.56, 509,169,575,340.72 and 112,811,856,289.68

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Solution

The fourth proportional to 339,573,803,662.56, 509,169,575,340.72 and 112,811,856,289.68 is: 169,154,287,936.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,573,803,662.56 : 509,169,575,340.72 = 112,811,856,289.68 : x
  2. Step 2: Convert to fraction form
    339,573,803,662.56/509,169,575,340.72 = 112,811,856,289.68/x
  3. Step 3: Cross multiply
    339,573,803,662.56x = 509,169,575,340.72 × 112,811,856,289.68
  4. Step 4: Simplify right side
    339,573,803,662.56x = 57,440,364,960,414,687,035,392
  5. Step 5: Solve for x
    x = 57,440,364,960,414,687,035,392/339,573,803,662.56
  6. Step 6: Final answer
    x = 169,154,287,936.46

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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.