Home / 524,924,793.60-787,387,190.40-494,691,705.60

Finding the Fourth Proportional to 524,924,793.60, 787,387,190.40 and 494,691,705.60

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Solution

The fourth proportional to 524,924,793.60, 787,387,190.40 and 494,691,705.60 is: 742,037,558.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,924,793.60 : 787,387,190.40 = 494,691,705.60 : x
  2. Step 2: Convert to fraction form
    524,924,793.60/787,387,190.40 = 494,691,705.60/x
  3. Step 3: Cross multiply
    524,924,793.60x = 787,387,190.40 × 494,691,705.60
  4. Step 4: Simplify right side
    524,924,793.60x = 389,513,912,186,567,936
  5. Step 5: Solve for x
    x = 389,513,912,186,567,936/524,924,793.60
  6. Step 6: Final answer
    x = 742,037,558.40

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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.