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Finding the Fourth Proportional to 562,793,224.65, 776,654,060.99 and 315,276,321.21

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Solution

The fourth proportional to 562,793,224.65, 776,654,060.99 and 315,276,321.21 is: 435,080,993.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,793,224.65 : 776,654,060.99 = 315,276,321.21 : x
  2. Step 2: Convert to fraction form
    562,793,224.65/776,654,060.99 = 315,276,321.21/x
  3. Step 3: Cross multiply
    562,793,224.65x = 776,654,060.99 × 315,276,321.21
  4. Step 4: Simplify right side
    562,793,224.65x = 244,860,635,200,157,792
  5. Step 5: Solve for x
    x = 244,860,635,200,157,792/562,793,224.65
  6. Step 6: Final answer
    x = 435,080,993.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.