Home / 68,203,939.16-102,378,737.18-29,361,616.40

Finding the Fourth Proportional to 68,203,939.16, 102,378,737.18 and 29,361,616.40

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Solution

The fourth proportional to 68,203,939.16, 102,378,737.18 and 29,361,616.40 is: 44,073,777.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,203,939.16 : 102,378,737.18 = 29,361,616.40 : x
  2. Step 2: Convert to fraction form
    68,203,939.16/102,378,737.18 = 29,361,616.40/x
  3. Step 3: Cross multiply
    68,203,939.16x = 102,378,737.18 × 29,361,616.40
  4. Step 4: Simplify right side
    68,203,939.16x = 3,006,005,208,157,088
  5. Step 5: Solve for x
    x = 3,006,005,208,157,088/68,203,939.16
  6. Step 6: Final answer
    x = 44,073,777.05

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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.