Home / 405,760,812.50-609,034,796.16-195,819,243.14

Finding the Fourth Proportional to 405,760,812.50, 609,034,796.16 and 195,819,243.14

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Solution

The fourth proportional to 405,760,812.50, 609,034,796.16 and 195,819,243.14 is: 293,918,804.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,760,812.50 : 609,034,796.16 = 195,819,243.14 : x
  2. Step 2: Convert to fraction form
    405,760,812.50/609,034,796.16 = 195,819,243.14/x
  3. Step 3: Cross multiply
    405,760,812.50x = 609,034,796.16 × 195,819,243.14
  4. Step 4: Simplify right side
    405,760,812.50x = 119,260,732,829,975,360
  5. Step 5: Solve for x
    x = 119,260,732,829,975,360/405,760,812.50
  6. Step 6: Final answer
    x = 293,918,804.27

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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.