Home / 188,977,276.80-283,465,915.20-52,662,660.30

Finding the Fourth Proportional to 188,977,276.80, 283,465,915.20 and 52,662,660.30

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Solution

The fourth proportional to 188,977,276.80, 283,465,915.20 and 52,662,660.30 is: 78,993,990.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,977,276.80 : 283,465,915.20 = 52,662,660.30 : x
  2. Step 2: Convert to fraction form
    188,977,276.80/283,465,915.20 = 52,662,660.30/x
  3. Step 3: Cross multiply
    188,977,276.80x = 283,465,915.20 × 52,662,660.30
  4. Step 4: Simplify right side
    188,977,276.80x = 14,928,069,198,806,206
  5. Step 5: Solve for x
    x = 14,928,069,198,806,206/188,977,276.80
  6. Step 6: Final answer
    x = 78,993,990.45

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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.