Home / 98,029,823.92-147,060,694.30-28,949,615.04

Finding the Fourth Proportional to 98,029,823.92, 147,060,694.30 and 28,949,615.04

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Solution

The fourth proportional to 98,029,823.92, 147,060,694.30 and 28,949,615.04 is: 43,429,135.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,029,823.92 : 147,060,694.30 = 28,949,615.04 : x
  2. Step 2: Convert to fraction form
    98,029,823.92/147,060,694.30 = 28,949,615.04/x
  3. Step 3: Cross multiply
    98,029,823.92x = 147,060,694.30 × 28,949,615.04
  4. Step 4: Simplify right side
    98,029,823.92x = 4,257,350,487,500,122.50
  5. Step 5: Solve for x
    x = 4,257,350,487,500,122.50/98,029,823.92
  6. Step 6: Final answer
    x = 43,429,135.31

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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.