Home / 79,612,214.04-109,898,753.94-53,521,863.75

Finding the Fourth Proportional to 79,612,214.04, 109,898,753.94 and 53,521,863.75

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Solution

The fourth proportional to 79,612,214.04, 109,898,753.94 and 53,521,863.75 is: 73,882,961.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,612,214.04 : 109,898,753.94 = 53,521,863.75 : x
  2. Step 2: Convert to fraction form
    79,612,214.04/109,898,753.94 = 53,521,863.75/x
  3. Step 3: Cross multiply
    79,612,214.04x = 109,898,753.94 × 53,521,863.75
  4. Step 4: Simplify right side
    79,612,214.04x = 5,881,986,134,671,456
  5. Step 5: Solve for x
    x = 5,881,986,134,671,456/79,612,214.04
  6. Step 6: Final answer
    x = 73,882,961.37

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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.