Home / 284,544,876.20-392,551,689.02-190,489,326.38

Finding the Fourth Proportional to 284,544,876.20, 392,551,689.02 and 190,489,326.38

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Solution

The fourth proportional to 284,544,876.20, 392,551,689.02 and 190,489,326.38 is: 262,794,775.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,544,876.20 : 392,551,689.02 = 190,489,326.38 : x
  2. Step 2: Convert to fraction form
    284,544,876.20/392,551,689.02 = 190,489,326.38/x
  3. Step 3: Cross multiply
    284,544,876.20x = 392,551,689.02 × 190,489,326.38
  4. Step 4: Simplify right side
    284,544,876.20x = 74,776,906,807,835,840
  5. Step 5: Solve for x
    x = 74,776,906,807,835,840/284,544,876.20
  6. Step 6: Final answer
    x = 262,794,775.32

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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.