Home / 109,456,540.20-164,184,810.30-100,528,331.40

Finding the Fourth Proportional to 109,456,540.20, 164,184,810.30 and 100,528,331.40

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Solution

The fourth proportional to 109,456,540.20, 164,184,810.30 and 100,528,331.40 is: 150,792,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,456,540.20 : 164,184,810.30 = 100,528,331.40 : x
  2. Step 2: Convert to fraction form
    109,456,540.20/164,184,810.30 = 100,528,331.40/x
  3. Step 3: Cross multiply
    109,456,540.20x = 164,184,810.30 × 100,528,331.40
  4. Step 4: Simplify right side
    109,456,540.20x = 16,505,225,020,684,536
  5. Step 5: Solve for x
    x = 16,505,225,020,684,536/109,456,540.20
  6. Step 6: Final answer
    x = 150,792,497.10

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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.