Home / 199,291,206.80-298,936,810.20-183,507,409.10

Finding the Fourth Proportional to 199,291,206.80, 298,936,810.20 and 183,507,409.10

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Solution

The fourth proportional to 199,291,206.80, 298,936,810.20 and 183,507,409.10 is: 275,261,113.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,291,206.80 : 298,936,810.20 = 183,507,409.10 : x
  2. Step 2: Convert to fraction form
    199,291,206.80/298,936,810.20 = 183,507,409.10/x
  3. Step 3: Cross multiply
    199,291,206.80x = 298,936,810.20 × 183,507,409.10
  4. Step 4: Simplify right side
    199,291,206.80x = 54,857,119,524,420,448
  5. Step 5: Solve for x
    x = 54,857,119,524,420,448/199,291,206.80
  6. Step 6: Final answer
    x = 275,261,113.65

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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.