Home / 380,105,968-524,546,236.02-206,265,712

Finding the Fourth Proportional to 380,105,968, 524,546,236.02 and 206,265,712

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Solution

The fourth proportional to 380,105,968, 524,546,236.02 and 206,265,712 is: 284,646,682.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,105,968 : 524,546,236.02 = 206,265,712 : x
  2. Step 2: Convert to fraction form
    380,105,968/524,546,236.02 = 206,265,712/x
  3. Step 3: Cross multiply
    380,105,968x = 524,546,236.02 × 206,265,712
  4. Step 4: Simplify right side
    380,105,968x = 108,195,902,849,585,344
  5. Step 5: Solve for x
    x = 108,195,902,849,585,344/380,105,968
  6. Step 6: Final answer
    x = 284,646,682.66

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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.