Home / 189,554,739.20-284,332,108.80-164,045,571.20

Finding the Fourth Proportional to 189,554,739.20, 284,332,108.80 and 164,045,571.20

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Solution

The fourth proportional to 189,554,739.20, 284,332,108.80 and 164,045,571.20 is: 246,068,356.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,554,739.20 : 284,332,108.80 = 164,045,571.20 : x
  2. Step 2: Convert to fraction form
    189,554,739.20/284,332,108.80 = 164,045,571.20/x
  3. Step 3: Cross multiply
    189,554,739.20x = 284,332,108.80 × 164,045,571.20
  4. Step 4: Simplify right side
    189,554,739.20x = 46,643,423,198,596,544
  5. Step 5: Solve for x
    x = 46,643,423,198,596,544/189,554,739.20
  6. Step 6: Final answer
    x = 246,068,356.80

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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.