Home / 213,998,528.28-295,318,011.84-130,366,654.44

Finding the Fourth Proportional to 213,998,528.28, 295,318,011.84 and 130,366,654.44

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Solution

The fourth proportional to 213,998,528.28, 295,318,011.84 and 130,366,654.44 is: 179,906,009.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,998,528.28 : 295,318,011.84 = 130,366,654.44 : x
  2. Step 2: Convert to fraction form
    213,998,528.28/295,318,011.84 = 130,366,654.44/x
  3. Step 3: Cross multiply
    213,998,528.28x = 295,318,011.84 × 130,366,654.44
  4. Step 4: Simplify right side
    213,998,528.28x = 38,499,621,199,453,104
  5. Step 5: Solve for x
    x = 38,499,621,199,453,104/213,998,528.28
  6. Step 6: Final answer
    x = 179,906,009.21

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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.