Home / 190,144,267.20-285,216,400.80-177,295,204.80

Finding the Fourth Proportional to 190,144,267.20, 285,216,400.80 and 177,295,204.80

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Solution

The fourth proportional to 190,144,267.20, 285,216,400.80 and 177,295,204.80 is: 265,942,807.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,144,267.20 : 285,216,400.80 = 177,295,204.80 : x
  2. Step 2: Convert to fraction form
    190,144,267.20/285,216,400.80 = 177,295,204.80/x
  3. Step 3: Cross multiply
    190,144,267.20x = 285,216,400.80 × 177,295,204.80
  4. Step 4: Simplify right side
    190,144,267.20x = 50,567,500,192,154,888
  5. Step 5: Solve for x
    x = 50,567,500,192,154,888/190,144,267.20
  6. Step 6: Final answer
    x = 265,942,807.20

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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.