Home / 354,295,495.60-531,443,243.40-162,819,271.60

Finding the Fourth Proportional to 354,295,495.60, 531,443,243.40 and 162,819,271.60

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Solution

The fourth proportional to 354,295,495.60, 531,443,243.40 and 162,819,271.60 is: 244,228,907.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,295,495.60 : 531,443,243.40 = 162,819,271.60 : x
  2. Step 2: Convert to fraction form
    354,295,495.60/531,443,243.40 = 162,819,271.60/x
  3. Step 3: Cross multiply
    354,295,495.60x = 531,443,243.40 × 162,819,271.60
  4. Step 4: Simplify right side
    354,295,495.60x = 86,529,201,787,129,504
  5. Step 5: Solve for x
    x = 86,529,201,787,129,504/354,295,495.60
  6. Step 6: Final answer
    x = 244,228,907.40

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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.