Home / 131,341,541,558.37-196,961,378,448.28-45,175,408,356.02

Finding the Fourth Proportional to 131,341,541,558.37, 196,961,378,448.28 and 45,175,408,356.02

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Solution

The fourth proportional to 131,341,541,558.37, 196,961,378,448.28 and 45,175,408,356.02 is: 67,745,593,634.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,341,541,558.37 : 196,961,378,448.28 = 45,175,408,356.02 : x
  2. Step 2: Convert to fraction form
    131,341,541,558.37/196,961,378,448.28 = 45,175,408,356.02/x
  3. Step 3: Cross multiply
    131,341,541,558.37x = 196,961,378,448.28 × 45,175,408,356.02
  4. Step 4: Simplify right side
    131,341,541,558.37x = 8,897,810,701,764,661,346,304
  5. Step 5: Solve for x
    x = 8,897,810,701,764,661,346,304/131,341,541,558.37
  6. Step 6: Final answer
    x = 67,745,593,634.67

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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.