Home / 119,419,044,949.90-179,153,724,987.17-38,738,448,557.67

Finding the Fourth Proportional to 119,419,044,949.90, 179,153,724,987.17 and 38,738,448,557.67

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Solution

The fourth proportional to 119,419,044,949.90, 179,153,724,987.17 and 38,738,448,557.67 is: 58,115,833,720.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,419,044,949.90 : 179,153,724,987.17 = 38,738,448,557.67 : x
  2. Step 2: Convert to fraction form
    119,419,044,949.90/179,153,724,987.17 = 38,738,448,557.67/x
  3. Step 3: Cross multiply
    119,419,044,949.90x = 179,153,724,987.17 × 38,738,448,557.67
  4. Step 4: Simplify right side
    119,419,044,949.90x = 6,940,137,359,330,980,659,200
  5. Step 5: Solve for x
    x = 6,940,137,359,330,980,659,200/119,419,044,949.90
  6. Step 6: Final answer
    x = 58,115,833,720.18

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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.