Home / 76,116,429-105,040,726.02-41,309,111.16

Finding the Fourth Proportional to 76,116,429, 105,040,726.02 and 41,309,111.16

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Solution

The fourth proportional to 76,116,429, 105,040,726.02 and 41,309,111.16 is: 57,006,602.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,116,429 : 105,040,726.02 = 41,309,111.16 : x
  2. Step 2: Convert to fraction form
    76,116,429/105,040,726.02 = 41,309,111.16/x
  3. Step 3: Cross multiply
    76,116,429x = 105,040,726.02 × 41,309,111.16
  4. Step 4: Simplify right side
    76,116,429x = 4,339,139,027,487,284
  5. Step 5: Solve for x
    x = 4,339,139,027,487,284/76,116,429
  6. Step 6: Final answer
    x = 57,006,602.71

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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.