Home / 449,208,194.40-673,812,291.60-126,092,066.40

Finding the Fourth Proportional to 449,208,194.40, 673,812,291.60 and 126,092,066.40

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Solution

The fourth proportional to 449,208,194.40, 673,812,291.60 and 126,092,066.40 is: 189,138,099.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,208,194.40 : 673,812,291.60 = 126,092,066.40 : x
  2. Step 2: Convert to fraction form
    449,208,194.40/673,812,291.60 = 126,092,066.40/x
  3. Step 3: Cross multiply
    449,208,194.40x = 673,812,291.60 × 126,092,066.40
  4. Step 4: Simplify right side
    449,208,194.40x = 84,962,384,213,563,376
  5. Step 5: Solve for x
    x = 84,962,384,213,563,376/449,208,194.40
  6. Step 6: Final answer
    x = 189,138,099.60

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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.