Home / 98,416,121.70-147,624,182.55-47,285,811.30

Finding the Fourth Proportional to 98,416,121.70, 147,624,182.55 and 47,285,811.30

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Solution

The fourth proportional to 98,416,121.70, 147,624,182.55 and 47,285,811.30 is: 70,928,716.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,416,121.70 : 147,624,182.55 = 47,285,811.30 : x
  2. Step 2: Convert to fraction form
    98,416,121.70/147,624,182.55 = 47,285,811.30/x
  3. Step 3: Cross multiply
    98,416,121.70x = 147,624,182.55 × 47,285,811.30
  4. Step 4: Simplify right side
    98,416,121.70x = 6,980,529,239,376,053
  5. Step 5: Solve for x
    x = 6,980,529,239,376,053/98,416,121.70
  6. Step 6: Final answer
    x = 70,928,716.95

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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.