Home / 113,664,010.20-170,496,015.30-68,277,053.40

Finding the Fourth Proportional to 113,664,010.20, 170,496,015.30 and 68,277,053.40

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Solution

The fourth proportional to 113,664,010.20, 170,496,015.30 and 68,277,053.40 is: 102,415,580.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,664,010.20 : 170,496,015.30 = 68,277,053.40 : x
  2. Step 2: Convert to fraction form
    113,664,010.20/170,496,015.30 = 68,277,053.40/x
  3. Step 3: Cross multiply
    113,664,010.20x = 170,496,015.30 × 68,277,053.40
  4. Step 4: Simplify right side
    113,664,010.20x = 11,640,965,541,125,318
  5. Step 5: Solve for x
    x = 11,640,965,541,125,318/113,664,010.20
  6. Step 6: Final answer
    x = 102,415,580.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.