Home / 577,866,707,021.80-866,800,060,532.70-445,627,180,109.80

Finding the Fourth Proportional to 577,866,707,021.80, 866,800,060,532.70 and 445,627,180,109.80

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Solution

The fourth proportional to 577,866,707,021.80, 866,800,060,532.70 and 445,627,180,109.80 is: 668,440,770,164.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,866,707,021.80 : 866,800,060,532.70 = 445,627,180,109.80 : x
  2. Step 2: Convert to fraction form
    577,866,707,021.80/866,800,060,532.70 = 445,627,180,109.80/x
  3. Step 3: Cross multiply
    577,866,707,021.80x = 866,800,060,532.70 × 445,627,180,109.80
  4. Step 4: Simplify right side
    577,866,707,021.80x = 386,269,666,694,191,038,595,072
  5. Step 5: Solve for x
    x = 386,269,666,694,191,038,595,072/577,866,707,021.80
  6. Step 6: Final answer
    x = 668,440,770,164.70

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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.