Home / 275,589,869.40-413,384,804.10-188,291,827.80

Finding the Fourth Proportional to 275,589,869.40, 413,384,804.10 and 188,291,827.80

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Solution

The fourth proportional to 275,589,869.40, 413,384,804.10 and 188,291,827.80 is: 282,437,741.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,589,869.40 : 413,384,804.10 = 188,291,827.80 : x
  2. Step 2: Convert to fraction form
    275,589,869.40/413,384,804.10 = 188,291,827.80/x
  3. Step 3: Cross multiply
    275,589,869.40x = 413,384,804.10 × 188,291,827.80
  4. Step 4: Simplify right side
    275,589,869.40x = 77,836,980,348,733,936
  5. Step 5: Solve for x
    x = 77,836,980,348,733,936/275,589,869.40
  6. Step 6: Final answer
    x = 282,437,741.70

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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.