Home / 106,156,592.83-146,370,747.13-72,682,304.23

Finding the Fourth Proportional to 106,156,592.83, 146,370,747.13 and 72,682,304.23

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Solution

The fourth proportional to 106,156,592.83, 146,370,747.13 and 72,682,304.23 is: 100,215,755.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,156,592.83 : 146,370,747.13 = 72,682,304.23 : x
  2. Step 2: Convert to fraction form
    106,156,592.83/146,370,747.13 = 72,682,304.23/x
  3. Step 3: Cross multiply
    106,156,592.83x = 146,370,747.13 × 72,682,304.23
  4. Step 4: Simplify right side
    106,156,592.83x = 10,638,563,173,275,060
  5. Step 5: Solve for x
    x = 10,638,563,173,275,060/106,156,592.83
  6. Step 6: Final answer
    x = 100,215,755.70

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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.