Home / 189,109,276.40-283,673,245.80-98,410,012.40

Finding the Fourth Proportional to 189,109,276.40, 283,673,245.80 and 98,410,012.40

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Solution

The fourth proportional to 189,109,276.40, 283,673,245.80 and 98,410,012.40 is: 147,619,874.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,109,276.40 : 283,673,245.80 = 98,410,012.40 : x
  2. Step 2: Convert to fraction form
    189,109,276.40/283,673,245.80 = 98,410,012.40/x
  3. Step 3: Cross multiply
    189,109,276.40x = 283,673,245.80 × 98,410,012.40
  4. Step 4: Simplify right side
    189,109,276.40x = 27,916,287,636,726,252
  5. Step 5: Solve for x
    x = 27,916,287,636,726,252/189,109,276.40
  6. Step 6: Final answer
    x = 147,619,874.44

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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.