Home / 489,462,551.50-733,702,918.57-227,331,191.19

Finding the Fourth Proportional to 489,462,551.50, 733,702,918.57 and 227,331,191.19

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Solution

The fourth proportional to 489,462,551.50, 733,702,918.57 and 227,331,191.19 is: 340,768,783.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,462,551.50 : 733,702,918.57 = 227,331,191.19 : x
  2. Step 2: Convert to fraction form
    489,462,551.50/733,702,918.57 = 227,331,191.19/x
  3. Step 3: Cross multiply
    489,462,551.50x = 733,702,918.57 × 227,331,191.19
  4. Step 4: Simplify right side
    489,462,551.50x = 166,793,558,459,496,128
  5. Step 5: Solve for x
    x = 166,793,558,459,496,128/489,462,551.50
  6. Step 6: Final answer
    x = 340,768,783.94

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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.