Home / 529,468,021.40-794,276,681.70-165,924,469.40

Finding the Fourth Proportional to 529,468,021.40, 794,276,681.70 and 165,924,469.40

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Solution

The fourth proportional to 529,468,021.40, 794,276,681.70 and 165,924,469.40 is: 248,910,097.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,468,021.40 : 794,276,681.70 = 165,924,469.40 : x
  2. Step 2: Convert to fraction form
    529,468,021.40/794,276,681.70 = 165,924,469.40/x
  3. Step 3: Cross multiply
    529,468,021.40x = 794,276,681.70 × 165,924,469.40
  4. Step 4: Simplify right side
    529,468,021.40x = 131,789,936,967,865,200
  5. Step 5: Solve for x
    x = 131,789,936,967,865,200/529,468,021.40
  6. Step 6: Final answer
    x = 248,910,097.76

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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.