Home / 190,816,291.20-286,224,436.80-177,967,228.80

Finding the Fourth Proportional to 190,816,291.20, 286,224,436.80 and 177,967,228.80

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Solution

The fourth proportional to 190,816,291.20, 286,224,436.80 and 177,967,228.80 is: 266,950,843.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,816,291.20 : 286,224,436.80 = 177,967,228.80 : x
  2. Step 2: Convert to fraction form
    190,816,291.20/286,224,436.80 = 177,967,228.80/x
  3. Step 3: Cross multiply
    190,816,291.20x = 286,224,436.80 × 177,967,228.80
  4. Step 4: Simplify right side
    190,816,291.20x = 50,938,569,832,136,744
  5. Step 5: Solve for x
    x = 50,938,569,832,136,744/190,816,291.20
  6. Step 6: Final answer
    x = 266,950,843.20

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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.