Home / 203,490,828.86-280,817,482.10-114,170,442.57

Finding the Fourth Proportional to 203,490,828.86, 280,817,482.10 and 114,170,442.57

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Solution

The fourth proportional to 203,490,828.86, 280,817,482.10 and 114,170,442.57 is: 157,555,288.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,490,828.86 : 280,817,482.10 = 114,170,442.57 : x
  2. Step 2: Convert to fraction form
    203,490,828.86/280,817,482.10 = 114,170,442.57/x
  3. Step 3: Cross multiply
    203,490,828.86x = 280,817,482.10 × 114,170,442.57
  4. Step 4: Simplify right side
    203,490,828.86x = 32,061,056,212,179,204
  5. Step 5: Solve for x
    x = 32,061,056,212,179,204/203,490,828.86
  6. Step 6: Final answer
    x = 157,555,288.33

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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.