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Finding the Fourth Proportional to 183,798,564.60, 275,319,933.30 and 126,355,697.40

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Solution

The fourth proportional to 183,798,564.60, 275,319,933.30 and 126,355,697.40 is: 189,273,742.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,798,564.60 : 275,319,933.30 = 126,355,697.40 : x
  2. Step 2: Convert to fraction form
    183,798,564.60/275,319,933.30 = 126,355,697.40/x
  3. Step 3: Cross multiply
    183,798,564.60x = 275,319,933.30 × 126,355,697.40
  4. Step 4: Simplify right side
    183,798,564.60x = 34,788,242,180,242,988
  5. Step 5: Solve for x
    x = 34,788,242,180,242,988/183,798,564.60
  6. Step 6: Final answer
    x = 189,273,742.46

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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.