Home / 499,308,107.60-748,964,494.20-176,191,979.60

Finding the Fourth Proportional to 499,308,107.60, 748,964,494.20 and 176,191,979.60

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Solution

The fourth proportional to 499,308,107.60, 748,964,494.20 and 176,191,979.60 is: 264,288,792.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,308,107.60 : 748,964,494.20 = 176,191,979.60 : x
  2. Step 2: Convert to fraction form
    499,308,107.60/748,964,494.20 = 176,191,979.60/x
  3. Step 3: Cross multiply
    499,308,107.60x = 748,964,494.20 × 176,191,979.60
  4. Step 4: Simplify right side
    499,308,107.60x = 131,961,536,883,210,720
  5. Step 5: Solve for x
    x = 131,961,536,883,210,720/499,308,107.60
  6. Step 6: Final answer
    x = 264,288,792.58

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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.