Home / 700,917,136.89-967,563,478.43-436,729,657.33

Finding the Fourth Proportional to 700,917,136.89, 967,563,478.43 and 436,729,657.33

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Solution

The fourth proportional to 700,917,136.89, 967,563,478.43 and 436,729,657.33 is: 602,872,499.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,917,136.89 : 967,563,478.43 = 436,729,657.33 : x
  2. Step 2: Convert to fraction form
    700,917,136.89/967,563,478.43 = 436,729,657.33/x
  3. Step 3: Cross multiply
    700,917,136.89x = 967,563,478.43 × 436,729,657.33
  4. Step 4: Simplify right side
    700,917,136.89x = 422,563,666,379,756,736
  5. Step 5: Solve for x
    x = 422,563,666,379,756,736/700,917,136.89
  6. Step 6: Final answer
    x = 602,872,499.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.