Home / 405,567,216.40-608,350,824.60-132,872,227.60

Finding the Fourth Proportional to 405,567,216.40, 608,350,824.60 and 132,872,227.60

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Solution

The fourth proportional to 405,567,216.40, 608,350,824.60 and 132,872,227.60 is: 199,308,341.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,567,216.40 : 608,350,824.60 = 132,872,227.60 : x
  2. Step 2: Convert to fraction form
    405,567,216.40/608,350,824.60 = 132,872,227.60/x
  3. Step 3: Cross multiply
    405,567,216.40x = 608,350,824.60 × 132,872,227.60
  4. Step 4: Simplify right side
    405,567,216.40x = 80,832,929,226,898,880
  5. Step 5: Solve for x
    x = 80,832,929,226,898,880/405,567,216.40
  6. Step 6: Final answer
    x = 199,308,341.40

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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.