Home / 437,549,825.60-655,914,165.60-165,103,668.80

Finding the Fourth Proportional to 437,549,825.60, 655,914,165.60 and 165,103,668.80

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Solution

The fourth proportional to 437,549,825.60, 655,914,165.60 and 165,103,668.80 is: 247,500,578.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,549,825.60 : 655,914,165.60 = 165,103,668.80 : x
  2. Step 2: Convert to fraction form
    437,549,825.60/655,914,165.60 = 165,103,668.80/x
  3. Step 3: Cross multiply
    437,549,825.60x = 655,914,165.60 × 165,103,668.80
  4. Step 4: Simplify right side
    437,549,825.60x = 108,293,835,158,450,768
  5. Step 5: Solve for x
    x = 108,293,835,158,450,768/437,549,825.60
  6. Step 6: Final answer
    x = 247,500,578.96

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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.