Home / 98,410,830.80-147,616,246.20-52,494,328.40

Finding the Fourth Proportional to 98,410,830.80, 147,616,246.20 and 52,494,328.40

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Solution

The fourth proportional to 98,410,830.80, 147,616,246.20 and 52,494,328.40 is: 78,741,492.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,410,830.80 : 147,616,246.20 = 52,494,328.40 : x
  2. Step 2: Convert to fraction form
    98,410,830.80/147,616,246.20 = 52,494,328.40/x
  3. Step 3: Cross multiply
    98,410,830.80x = 147,616,246.20 × 52,494,328.40
  4. Step 4: Simplify right side
    98,410,830.80x = 7,749,015,705,198,051
  5. Step 5: Solve for x
    x = 7,749,015,705,198,051/98,410,830.80
  6. Step 6: Final answer
    x = 78,741,492.60

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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.