Home / 105,492,081.40-158,112,150.90-44,081,121.40

Finding the Fourth Proportional to 105,492,081.40, 158,112,150.90 and 44,081,121.40

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Solution

The fourth proportional to 105,492,081.40, 158,112,150.90 and 44,081,121.40 is: 66,069,043.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,492,081.40 : 158,112,150.90 = 44,081,121.40 : x
  2. Step 2: Convert to fraction form
    105,492,081.40/158,112,150.90 = 44,081,121.40/x
  3. Step 3: Cross multiply
    105,492,081.40x = 158,112,150.90 × 44,081,121.40
  4. Step 4: Simplify right side
    105,492,081.40x = 6,969,760,918,638,019
  5. Step 5: Solve for x
    x = 6,969,760,918,638,019/105,492,081.40
  6. Step 6: Final answer
    x = 66,069,043.54

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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.