Home / 80,426,336.66-110,979,463.84-45,136,047.54

Finding the Fourth Proportional to 80,426,336.66, 110,979,463.84 and 45,136,047.54

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Solution

The fourth proportional to 80,426,336.66, 110,979,463.84 and 45,136,047.54 is: 62,282,761.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,426,336.66 : 110,979,463.84 = 45,136,047.54 : x
  2. Step 2: Convert to fraction form
    80,426,336.66/110,979,463.84 = 45,136,047.54/x
  3. Step 3: Cross multiply
    80,426,336.66x = 110,979,463.84 × 45,136,047.54
  4. Step 4: Simplify right side
    80,426,336.66x = 5,009,174,355,525,025
  5. Step 5: Solve for x
    x = 5,009,174,355,525,025/80,426,336.66
  6. Step 6: Final answer
    x = 62,282,761.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.