Home / 216,514,375.20-324,771,562.80-175,699,706.40

Finding the Fourth Proportional to 216,514,375.20, 324,771,562.80 and 175,699,706.40

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Solution

The fourth proportional to 216,514,375.20, 324,771,562.80 and 175,699,706.40 is: 263,549,559.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,514,375.20 : 324,771,562.80 = 175,699,706.40 : x
  2. Step 2: Convert to fraction form
    216,514,375.20/324,771,562.80 = 175,699,706.40/x
  3. Step 3: Cross multiply
    216,514,375.20x = 324,771,562.80 × 175,699,706.40
  4. Step 4: Simplify right side
    216,514,375.20x = 57,062,268,231,029,168
  5. Step 5: Solve for x
    x = 57,062,268,231,029,168/216,514,375.20
  6. Step 6: Final answer
    x = 263,549,559.60

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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.