Home / 127,718,205.80-191,577,308.70-56,054,589.80

Finding the Fourth Proportional to 127,718,205.80, 191,577,308.70 and 56,054,589.80

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Solution

The fourth proportional to 127,718,205.80, 191,577,308.70 and 56,054,589.80 is: 84,081,884.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,718,205.80 : 191,577,308.70 = 56,054,589.80 : x
  2. Step 2: Convert to fraction form
    127,718,205.80/191,577,308.70 = 56,054,589.80/x
  3. Step 3: Cross multiply
    127,718,205.80x = 191,577,308.70 × 56,054,589.80
  4. Step 4: Simplify right side
    127,718,205.80x = 10,738,787,454,166,470
  5. Step 5: Solve for x
    x = 10,738,787,454,166,470/127,718,205.80
  6. Step 6: Final answer
    x = 84,081,884.70

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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.