Home / 190,680,846.92-286,023,927.58-54,366,230.42

Finding the Fourth Proportional to 190,680,846.92, 286,023,927.58 and 54,366,230.42

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Solution

The fourth proportional to 190,680,846.92, 286,023,927.58 and 54,366,230.42 is: 81,550,103.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,680,846.92 : 286,023,927.58 = 54,366,230.42 : x
  2. Step 2: Convert to fraction form
    190,680,846.92/286,023,927.58 = 54,366,230.42/x
  3. Step 3: Cross multiply
    190,680,846.92x = 286,023,927.58 × 54,366,230.42
  4. Step 4: Simplify right side
    190,680,846.92x = 15,550,042,750,881,636
  5. Step 5: Solve for x
    x = 15,550,042,750,881,636/190,680,846.92
  6. Step 6: Final answer
    x = 81,550,103.24

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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.