Home / 194,056,334.40-290,412,655.20-177,932,020.80

Finding the Fourth Proportional to 194,056,334.40, 290,412,655.20 and 177,932,020.80

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Solution

The fourth proportional to 194,056,334.40, 290,412,655.20 and 177,932,020.80 is: 266,282,009.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,056,334.40 : 290,412,655.20 = 177,932,020.80 : x
  2. Step 2: Convert to fraction form
    194,056,334.40/290,412,655.20 = 177,932,020.80/x
  3. Step 3: Cross multiply
    194,056,334.40x = 290,412,655.20 × 177,932,020.80
  4. Step 4: Simplify right side
    194,056,334.40x = 51,673,710,605,629,632
  5. Step 5: Solve for x
    x = 51,673,710,605,629,632/194,056,334.40
  6. Step 6: Final answer
    x = 266,282,009.12

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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.