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Finding the Fourth Proportional to 176,178,602.80, 264,267,904.20 and 114,956,599.60

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Solution

The fourth proportional to 176,178,602.80, 264,267,904.20 and 114,956,599.60 is: 172,434,899.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,178,602.80 : 264,267,904.20 = 114,956,599.60 : x
  2. Step 2: Convert to fraction form
    176,178,602.80/264,267,904.20 = 114,956,599.60/x
  3. Step 3: Cross multiply
    176,178,602.80x = 264,267,904.20 × 114,956,599.60
  4. Step 4: Simplify right side
    176,178,602.80x = 30,379,339,650,250,556
  5. Step 5: Solve for x
    x = 30,379,339,650,250,556/176,178,602.80
  6. Step 6: Final answer
    x = 172,434,899.40

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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.