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Finding the Fourth Proportional to 176,286,159.60, 264,429,239.40 and 107,309,929.20

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Solution

The fourth proportional to 176,286,159.60, 264,429,239.40 and 107,309,929.20 is: 160,964,893.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,286,159.60 : 264,429,239.40 = 107,309,929.20 : x
  2. Step 2: Convert to fraction form
    176,286,159.60/264,429,239.40 = 107,309,929.20/x
  3. Step 3: Cross multiply
    176,286,159.60x = 264,429,239.40 × 107,309,929.20
  4. Step 4: Simplify right side
    176,286,159.60x = 28,375,882,958,423,852
  5. Step 5: Solve for x
    x = 28,375,882,958,423,852/176,286,159.60
  6. Step 6: Final answer
    x = 160,964,893.80

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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.