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Finding the Fourth Proportional to 116,573,668.80, 174,860,503.20 and 35,784,139.20

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Solution

The fourth proportional to 116,573,668.80, 174,860,503.20 and 35,784,139.20 is: 53,676,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,573,668.80 : 174,860,503.20 = 35,784,139.20 : x
  2. Step 2: Convert to fraction form
    116,573,668.80/174,860,503.20 = 35,784,139.20/x
  3. Step 3: Cross multiply
    116,573,668.80x = 174,860,503.20 × 35,784,139.20
  4. Step 4: Simplify right side
    116,573,668.80x = 6,257,232,587,090,846
  5. Step 5: Solve for x
    x = 6,257,232,587,090,846/116,573,668.80
  6. Step 6: Final answer
    x = 53,676,208.80

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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.