Home / 201,454,174.80-302,181,262.20-185,581,803.60

Finding the Fourth Proportional to 201,454,174.80, 302,181,262.20 and 185,581,803.60

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Solution

The fourth proportional to 201,454,174.80, 302,181,262.20 and 185,581,803.60 is: 278,372,705.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,454,174.80 : 302,181,262.20 = 185,581,803.60 : x
  2. Step 2: Convert to fraction form
    201,454,174.80/302,181,262.20 = 185,581,803.60/x
  3. Step 3: Cross multiply
    201,454,174.80x = 302,181,262.20 × 185,581,803.60
  4. Step 4: Simplify right side
    201,454,174.80x = 56,079,343,653,200,496
  5. Step 5: Solve for x
    x = 56,079,343,653,200,496/201,454,174.80
  6. Step 6: Final answer
    x = 278,372,705.40

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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.