Home / 146,697,635.20-220,188,170.40-89,302,007.20

Finding the Fourth Proportional to 146,697,635.20, 220,188,170.40 and 89,302,007.20

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Solution

The fourth proportional to 146,697,635.20, 220,188,170.40 and 89,302,007.20 is: 134,039,281.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,697,635.20 : 220,188,170.40 = 89,302,007.20 : x
  2. Step 2: Convert to fraction form
    146,697,635.20/220,188,170.40 = 89,302,007.20/x
  3. Step 3: Cross multiply
    146,697,635.20x = 220,188,170.40 × 89,302,007.20
  4. Step 4: Simplify right side
    146,697,635.20x = 19,663,245,578,415,628
  5. Step 5: Solve for x
    x = 19,663,245,578,415,628/146,697,635.20
  6. Step 6: Final answer
    x = 134,039,281.22

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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.