Home / 380,105,995.18-524,546,273.46-206,265,739.18

Finding the Fourth Proportional to 380,105,995.18, 524,546,273.46 and 206,265,739.18

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Solution

The fourth proportional to 380,105,995.18, 524,546,273.46 and 206,265,739.18 is: 284,646,720.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,105,995.18 : 524,546,273.46 = 206,265,739.18 : x
  2. Step 2: Convert to fraction form
    380,105,995.18/524,546,273.46 = 206,265,739.18/x
  3. Step 3: Cross multiply
    380,105,995.18x = 524,546,273.46 × 206,265,739.18
  4. Step 4: Simplify right side
    380,105,995.18x = 108,195,924,829,341,312
  5. Step 5: Solve for x
    x = 108,195,924,829,341,312/380,105,995.18
  6. Step 6: Final answer
    x = 284,646,720.13

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