Home / 511,150,233.40-766,202,802.90-251,966,822.20

Finding the Fourth Proportional to 511,150,233.40, 766,202,802.90 and 251,966,822.20

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Solution

The fourth proportional to 511,150,233.40, 766,202,802.90 and 251,966,822.20 is: 377,692,648.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,150,233.40 : 766,202,802.90 = 251,966,822.20 : x
  2. Step 2: Convert to fraction form
    511,150,233.40/766,202,802.90 = 251,966,822.20/x
  3. Step 3: Cross multiply
    511,150,233.40x = 766,202,802.90 × 251,966,822.20
  4. Step 4: Simplify right side
    511,150,233.40x = 193,057,685,407,445,920
  5. Step 5: Solve for x
    x = 193,057,685,407,445,920/511,150,233.40
  6. Step 6: Final answer
    x = 377,692,648.45

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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.