Home / 190,188,032.20-285,282,048.30-177,338,969.80

Finding the Fourth Proportional to 190,188,032.20, 285,282,048.30 and 177,338,969.80

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Solution

The fourth proportional to 190,188,032.20, 285,282,048.30 and 177,338,969.80 is: 266,008,454.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,188,032.20 : 285,282,048.30 = 177,338,969.80 : x
  2. Step 2: Convert to fraction form
    190,188,032.20/285,282,048.30 = 177,338,969.80/x
  3. Step 3: Cross multiply
    190,188,032.20x = 285,282,048.30 × 177,338,969.80
  4. Step 4: Simplify right side
    190,188,032.20x = 50,591,624,547,955,848
  5. Step 5: Solve for x
    x = 50,591,624,547,955,848/190,188,032.20
  6. Step 6: Final answer
    x = 266,008,454.70

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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.