Home / 528,654,397,818.42-792,980,606,962.91-165,647,852,889.27

Finding the Fourth Proportional to 528,654,397,818.42, 792,980,606,962.91 and 165,647,852,889.27

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Solution

The fourth proportional to 528,654,397,818.42, 792,980,606,962.91 and 165,647,852,889.27 is: 248,471,469,202.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,654,397,818.42 : 792,980,606,962.91 = 165,647,852,889.27 : x
  2. Step 2: Convert to fraction form
    528,654,397,818.42/792,980,606,962.91 = 165,647,852,889.27/x
  3. Step 3: Cross multiply
    528,654,397,818.42x = 792,980,606,962.91 × 165,647,852,889.27
  4. Step 4: Simplify right side
    528,654,397,818.42x = 131,355,534,926,236,144,893,952
  5. Step 5: Solve for x
    x = 131,355,534,926,236,144,893,952/528,654,397,818.42
  6. Step 6: Final answer
    x = 248,471,469,202.37

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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.