Home / 205,234,561.37-283,251,872.07-125,835,577.40

Finding the Fourth Proportional to 205,234,561.37, 283,251,872.07 and 125,835,577.40

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Solution

The fourth proportional to 205,234,561.37, 283,251,872.07 and 125,835,577.40 is: 173,670,373.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,234,561.37 : 283,251,872.07 = 125,835,577.40 : x
  2. Step 2: Convert to fraction form
    205,234,561.37/283,251,872.07 = 125,835,577.40/x
  3. Step 3: Cross multiply
    205,234,561.37x = 283,251,872.07 × 125,835,577.40
  4. Step 4: Simplify right side
    205,234,561.37x = 35,643,162,870,143,120
  5. Step 5: Solve for x
    x = 35,643,162,870,143,120/205,234,561.37
  6. Step 6: Final answer
    x = 173,670,373.22

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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.