Home / 82,929,514-114,484,161-51,577,669.12

Finding the Fourth Proportional to 82,929,514, 114,484,161 and 51,577,669.12

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Solution

The fourth proportional to 82,929,514, 114,484,161 and 51,577,669.12 is: 71,202,951.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,929,514 : 114,484,161 = 51,577,669.12 : x
  2. Step 2: Convert to fraction form
    82,929,514/114,484,161 = 51,577,669.12/x
  3. Step 3: Cross multiply
    82,929,514x = 114,484,161 × 51,577,669.12
  4. Step 4: Simplify right side
    82,929,514x = 5,904,826,175,538,808
  5. Step 5: Solve for x
    x = 5,904,826,175,538,808/82,929,514
  6. Step 6: Final answer
    x = 71,202,951.65

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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.